Mathematics, math, computational skills, and estimating are all great skills to learn. Check out some of these resources.

**BBC Bitesize**BBC website that includes lessons, games, and activities related to a variety of subjects.

**Bill Nye Demos and DVDs**Resources, demos and DVDs featuring Bill Nye, The Science Guy

**Bright Storm’s YouTube channel**Includes hundreds of videos for Algebra I, Algebra II, Trigonometry, Precalculus, and Calculus, as well as some SAT and ACT prep videos.

**cK-12 Foundation Resources for Students**Books, bite-sized concept lessons, videos and multimedia simulations and exercises to check your progress. Content can be used on a variety of devices.

**Coursera**University Courses

**Dragon Box**Algebra Games (Not Free)

**Frank Potter’s Science Gems**There are over 14,000 online science resources listed on this website that are separated and categorized by topic and grade level.

**Helping With Math**HelpingWithMath.com helps parents who want to help their children with math. It provides a large number of printable math resources that help students to practice what they are learning at home and at school.

**Jim’s Algebra Hints**See this site for help with algebra!

**Khan Academy**Structured free lessons on almost any topic

**Kids Math Games**Find cool math games, interesting facts, printable worksheets, quizzes, videos and so much more!

**Learner Interactives**Learner provides really neat interactive lessons and activities that cover amusement park physics, DNA, garbage, the periodic table, the rock cycle and more.

**Math and the Art of M.C. Escher**Learning about math & geometry through art and history

**Math Class With Mr. V**Features more than 300 videos made by a mathematics teacher teaching lessons on basic mathematics, geometry, and algebra.

**Mathwords: Terms and Formulas from Beginning Algebra to Calculus**An interactive math dictionary with enough math words, math terms, math formulas, pictures, diagrams, tables, and examples to satisfy your inner math geek.

**MOOC List**List of all free university courses from all online providers

**Real World Math**Real World Math is a collection of free math activities for Google Earth designed for students and educators. Mathematics is much more than a set of problems in a textbook. In the virtual world of Google Earth, concepts and challenges can be presented i

**Science Game Center**The goal of the Science Game Center is to demonstrate to teachers, scientists, museums, and parents the myriad ways games can be used to improve education in math and science. The Science Game Center will provide a place where users can describe their exp

**Vi Hart**A fabulous and fun way to learn math in context and at many levels!

**WowMath.org**Includes more than six hundred videos covering topics in Algebra and Calculus.

**Yay Math!**Videos capture a teacher, his whiteboard and some feedback from students. Topics include Algebra and Geometry.

**BBC Bitesize**BBC website that includes lessons, games, and activities related to a variety of subjects.

**Bright Storm’s YouTube channel**Includes hundreds of videos for Algebra I, Algebra II, Trigonometry, Precalculus, and Calculus, as well as some SAT and ACT prep videos.

**cK-12 Foundation Resources for Students**Books, bite-sized concept lessons, videos and multimedia simulations and exercises to check your progress. Content can be used on a variety of devices.

**Coursera**University Courses

**Khan Academy**Structured free lessons on almost any topic

**Mathwords: Terms and Formulas from Beginning Algebra to Calculus**An interactive math dictionary with enough math words, math terms, math formulas, pictures, diagrams, tables, and examples to satisfy your inner math geek.

**MidnightTutor**Calculus Tutorials on line.

**MOOC List**List of all free university courses from all online providers

**Real World Math**Real World Math is a collection of free math activities for Google Earth designed for students and educators. Mathematics is much more than a set of problems in a textbook. In the virtual world of Google Earth, concepts and challenges can be presented i

**Science Game Center**The goal of the Science Game Center is to demonstrate to teachers, scientists, museums, and parents the myriad ways games can be used to improve education in math and science. The Science Game Center will provide a place where users can describe their exp

**The Calculus Page**From UC Davis, resources for the calculus student.

**Vi Hart**A fabulous and fun way to learn math in context and at many levels!

**WowMath.org**Includes more than six hundred videos covering topics in Algebra and Calculus.

**Yay Math!**Videos capture a teacher, his whiteboard and some feedback from students. Topics include Algebra and Geometry.

**125 Great Science Videos**A gaggle of great videos for science teachers ranging from astronomy and space travel to biology and chemistry.

**A Kid's Guide to Creating Web Pages for Home and School**by Benjamin and Peter Selfridge.

**Alice**Object-oriented programming in an interactive, 3D environment.

**BBC Bitesize**BBC website that includes lessons, games, and activities related to a variety of subjects.

**BBC Science**View preview videos for some of BBC Science’s top documentaries.

**Black Girls Code**Through workshops for young girls of color, Black Girls Code aims to help address the “dearth of African-American women in science, technology, engineering and math professions,”

**cK-12 Foundation Resources for Students**Books, bite-sized concept lessons, videos and multimedia simulations and exercises to check your progress. Content can be used on a variety of devices.

**Code Racer**Newbies can learn to build a website using HTML and CSS, while the more experienced can test their adeptness at coding.

**Code School**Offers online courses in a wide range of programming languages, design and web tools.

**Codecademy**At Codecademy, you can take lessons on writing simple commands in JavaScript, HTML and CSS, Python and Ruby.

**Coder**Coder teaches web programming to beginners and kids

**Coder for Raspberry Pi**A simple way to make web stuff on Raspberry Pi.

**CoderDojo**Through CoderDojo’s volunteer-led sessions, young people can learn to code, go on tours of tech companies and hear guest speakers.

**Computer Clubhouse**Works to “help young people from low-income communities learn to express themselves creatively with new technologies,”

**Coursera**University Courses

**DIY.org**21st Century Scouting

**EdX**Explore free courses from leading universities

**Federal Resources for Educational Excellence**Free science resources from the U.S. Department of Education. Find materials for the Applied Sciences, Earth Sciences, Life Sciences, Physical Sciences, Space Sciences and more.

**Getting started with Minecraft Pi**Learn programming through the popular video game Minecraft.

**Girl Develop It**ne of many programs geared toward females who want to code, Girl Develop It is an international nonprofit that provides mentorship and instruction.

**Girls Who Code**Geared specifically toward 13- to 17-year-old girls, this site pairs instruction and mentorship to “educate, inspire and equip” students to pursue their engineering and tech dreams.

**Khan Academy**Structured free lessons on almost any topic

**Kids Who Code**Computer coding podcast

**LEGO Mindstorms**Learn to build programs that control robots that can perform a variety of tasks.

**MadSciNet**Use the search engine or archives to find answers to over 36,000 science-related questions.

**Minecraft Wiki**Lots and lots of links and ideas for using Minecraft for education.

**MOOC List**List of all free university courses from all online providers

**MOOSE Crossing**A virtual world for kids ages 9-13yo where they can expand their creative writing skills and learn to program computers at the same time.

**National Science Teachers Association**The official website for the National Science Teachers Association is full of resources for elementary, middle, high school and college science.

**Phrogram**Built on .Net, this programming languages gives kids a real taste for writing code using plain language.

**Science Game Center**The goal of the Science Game Center is to demonstrate to teachers, scientists, museums, and parents the myriad ways games can be used to improve education in math and science. The Science Game Center will provide a place where users can describe their exp

**Scirus**Scirus is an advanced search engine for science-specific information.

**Scratch**Create interactive stories, animations, games, music, and art while learning mathematical and computational ideas, critical thinking, systematic reasoning, and how to work collaboratively.

**SkilledUp Learn Ruby and Ruby on Rails**The very best ways to learn Ruby, Ruby on Rails, and the art of building dynamic web applications, including free and paid tutorials, instructor-guided courses, community support, reference materials, and the tools you need to get going.

**Stanford School of Engineering**Stanford offers a number of free, online courses that self-motivated students can use to learn actual programming languages.

**The Internet Encyclopedia of Science**David Darling’s online encyclopedia of science is a lot like Wikipedia. There are thousands of detailed entries for different science-related words.

**Treehouse**Provides online video courses and exercises to help you learn technology skills.

**Udemy**Start Learning from the World

**197 Educational YouTube Channels You Should Know About**These channels allow instructors to share information and blend media in unprecedented and exciting new ways. From teaching Mandarin Chinese to busting myths about Astronomy, the educational possibilities are virtually endless pun intended!

**BBC Bitesize**BBC website that includes lessons, games, and activities related to a variety of subjects.

**cK-12 Foundation Resources for Students**Books, bite-sized concept lessons, videos and multimedia simulations and exercises to check your progress. Content can be used on a variety of devices.

**Coursera**University Courses

**Frank Potter’s Science Gems**There are over 14,000 online science resources listed on this website that are separated and categorized by topic and grade level.

**Helping With Math**HelpingWithMath.com helps parents who want to help their children with math. It provides a large number of printable math resources that help students to practice what they are learning at home and at school.

**Khan Academy**Structured free lessons on almost any topic

**Kids Math Games**Find cool math games, interesting facts, printable worksheets, quizzes, videos and so much more!

**Learner Interactives**Learner provides really neat interactive lessons and activities that cover amusement park physics, DNA, garbage, the periodic table, the rock cycle and more.

**Math and the Art of M.C. Escher**Learning about math & geometry through art and history

**Math Class With Mr. V**Features more than 300 videos made by a mathematics teacher teaching lessons on basic mathematics, geometry, and algebra.

**Mathwords: Terms and Formulas from Beginning Algebra to Calculus**An interactive math dictionary with enough math words, math terms, math formulas, pictures, diagrams, tables, and examples to satisfy your inner math geek.

**MOOC List**List of all free university courses from all online providers

**Real World Math**Real World Math is a collection of free math activities for Google Earth designed for students and educators. Mathematics is much more than a set of problems in a textbook. In the virtual world of Google Earth, concepts and challenges can be presented i

**Science Game Center**The goal of the Science Game Center is to demonstrate to teachers, scientists, museums, and parents the myriad ways games can be used to improve education in math and science. The Science Game Center will provide a place where users can describe their exp

**Vi Hart**A fabulous and fun way to learn math in context and at many levels!

**Yay Math!**Videos capture a teacher, his whiteboard and some feedback from students. Topics include Algebra and Geometry.

**125 Great Science Videos**A gaggle of great videos for science teachers ranging from astronomy and space travel to biology and chemistry.

**197 Educational YouTube Channels You Should Know About**These channels allow instructors to share information and blend media in unprecedented and exciting new ways. From teaching Mandarin Chinese to busting myths about Astronomy, the educational possibilities are virtually endless pun intended!

**A Kid's Guide to Creating Web Pages for Home and School**by Benjamin and Peter Selfridge.

**AIMS Education Foundation**An online resource for learning math through science.

**Alice**Object-oriented programming in an interactive, 3D environment.

**Australian Curriculum**Pinterest board with many resources culled from australiancurriculumlessons.com.au

**BBC Bitesize**BBC website that includes lessons, games, and activities related to a variety of subjects.

**Bedtime Math**To help kids learn to love math so they can become capable adults

**Bill Nye Demos and DVDs**Resources, demos and DVDs featuring Bill Nye, The Science Guy

**Brain games, puzzles and logic**lots of terrific links!

**Bright Storm’s YouTube channel**Includes hundreds of videos for Algebra I, Algebra II, Trigonometry, Precalculus, and Calculus, as well as some SAT and ACT prep videos.

**Calculator.com**Project one of the free online calculators on your interactive whiteboard. Choose from a scientific calculator, graphing calculator, unit converter and more.

**Carrot Sticks**Online multiplayer math game for grades 1-5!

**cK-12 Foundation Resources for Students**Books, bite-sized concept lessons, videos and multimedia simulations and exercises to check your progress. Content can be used on a variety of devices.

**Conceptis Puzzles: The Art of Logic**Puzzles, puzzles and more puzzles!

**Coursera**University Courses

**Developing Mathematical Talent: A Guide for Challenging and Educating Gifted Students**by Susan Assouline and Ann Lupkowski-Shoplik

**Dollar-A-Glass**A virtual lemonade stand

**econedlink - Math In The Real World**A new CEE resource, Math in the Real World, brings together the expertise of math teachers and economics teachers to create interdisciplinary lessons that teach important personal finance and economic concepts in the context of math lessons.

**EdHeads**Edheads is an online educational resource that provides free science and math games and activities that promote critical thinking. Choose from Simple Machines, Virtual Knee Surgery or Stem Cell Heart Repair, among others. All activities meet state and nat

**Frank Potter’s Science Gems**There are over 14,000 online science resources listed on this website that are separated and categorized by topic and grade level.

**free-ed.net - The free virtual university**Free college prep, courses and resources.

**free-ed.net - The free virtual university**Free college prep, courses and resources.

**Funbrain**For the younger set, Funbrain has math games that will make math entertaining and interactive.

**Helping With Math**HelpingWithMath.com helps parents who want to help their children with math. It provides a large number of printable math resources that help students to practice what they are learning at home and at school.

**History of Mathematics**Illustrates the invention of counting, calculating and measuring. Discover math's history with this free video series on mathematics.

**House of Math**Math videos by Crewton Ramone.

**KenKens**Simply put, it’s a grid-based numerical puzzle that uses the basic math operations—addition, subtraction, multiplication, and division—while also challenging your logic and problem-solving skills.

**Key Curriculum Press**Offers a variety of textbooks, software and other materials for exploration of mathematics.

**Khan Academy**Structured free lessons on almost any topic

**Kids Math Games**Find cool math games, interesting facts, printable worksheets, quizzes, videos and so much more!

**Learner Interactives**Learner provides really neat interactive lessons and activities that cover amusement park physics, DNA, garbage, the periodic table, the rock cycle and more.

**Learning and Teaching Math Headquarters**An incredible collection of math links for all kinds of learners.

**Living Math**Web site and mailing list from homeschooling mom and math expert Julie Brennan.

**MangaHigh.com**A fantastic free site offering high quality math games that meet core standards for Intermediate, Middle and High School.

**Math and the Art of M.C. Escher**Learning about math & geometry through art and history

**Math Class With Mr. V**Features more than 300 videos made by a mathematics teacher teaching lessons on basic mathematics, geometry, and algebra.

**Math Giraffe**Free math downloads and resources.

**Math Horizons**Math Horizons is a vibrant and accessible forum for practitioners, students, educators, and enthusiasts of mathematics, dedicated to exploring the folklore, characters, and current happenings in mathematical culture.

**Math Mutation - podcast**Host Erik Seligman explores math topics ranging from Psychochronometry to the lottery. The show is intended for listeners of all ages.

**Math on the Street: Origami**Using origami to teach math

**Mathematics Magazine**Mathematics Magazine offers lively, readable, and appealing exposition on a wide range of mathematical topics.

**Mathletics**This is a popular Australian schools-based program. Discounts are available through HEN. Benefits to homeschoolers include progress tracking, live challenges, intelligent adaptiveness and self-pacing.

**MathUSee**A multi-sensory approach to math that works well for visual spatial and kinesthetic learners. The emphasis is on finding patterns to make math easier and several methods are presented for arriving at a solution. Low repetition.

**Mathwords: Terms and Formulas from Beginning Algebra to Calculus**An interactive math dictionary with enough math words, math terms, math formulas, pictures, diagrams, tables, and examples to satisfy your inner math geek.

**Mighty Math**Edmark's computer software has gotten very positive reviews from GHF members!

**MOOC List**List of all free university courses from all online providers

**NASA Educational Resources**Search NASA resources for educational materials

**Nrich**Thousands of our free mathematics enrichment materials (problems, articles and games) for teachers and learners from ages 5 to 19 years. All the resources are designed to develop subject knowledge, problem-solving and mathematical thinking skills.

**NumberNut**"Enough math can make anyone nutty!"

**Numberphile**A neat YouTube channel about fun number facts.

**Ocean Classrooms**We are an educational portal that provides a highly engaging, innovative approach to teaching key disciplines, including math, physics and marine science. Our dynamic and interactive academic programs can be delivered entirely online or in a flipped class

**Online Conversion**Online Conversion can convert 5,000 different units and perform 50,000 different conversions for area, acceleration, force, temperature and more.

**Real World Math**Real World Math is a collection of free math activities for Google Earth designed for students and educators. Mathematics is much more than a set of problems in a textbook. In the virtual world of Google Earth, concepts and challenges can be presented i

**SAT Math**Preparing to take the SATs? SAT Math by Video Aided Interactive is pricey but comes highly recommended. Some copies can be found through interlibrary loan.

**SAT math concepts**A YouTube channel dedicated to showing SAT Math concepts.

**School House Rock YouTube Playlist**Playlist of School House Rock songs

**Science Game Center**The goal of the Science Game Center is to demonstrate to teachers, scientists, museums, and parents the myriad ways games can be used to improve education in math and science. The Science Game Center will provide a place where users can describe their exp

**Scirus**Scirus is an advanced search engine for science-specific information.

**The 20 BEST Math Card Games - Math Geek Mama**A great way to engage kids who would otherwise loathe math practice (and also just a fun way for anyone to review important skills!) is to play a game.

**The Further Adventures of Penrose the Mathematical Cat**by Theoni Pappas

**Vi Hart**A fabulous and fun way to learn math in context and at many levels!

**Web 2.0 Calc**This fancy calculator can do all sorts of advanced scientific and mathematic equations.

**Yay Math!**Videos capture a teacher, his whiteboard and some feedback from students. Topics include Algebra and Geometry.

**Barron's Painless Junior Series**All concepts are explained clearly and in understandable terms. Covers a variety of subjects.

**Barron's Painless Series**All concepts are explained clearly and in understandable terms. Covers a variety of subjects.

**Calculus by and for Young People (Ages 7, yes 7, and up)**This spiral-bound book by Donald Cohen also has worksheets available for purchase (see link below)

**Fractals, Googols, and Other Mathematical Tales**by Theoni Pappas

**Go Figure: A Totally Cool Book About Numbers**by Johnny Ball -- Fun and interesting information, intriguing illustrations, anecdotes and puzzles for a wide range of ages.

**Mathematicians Are People, Too: Stories from the Lives of Great Mathematicians**by Luetta and Wilbert Reimer

**MathStart**This series of math stories by Stuart J. Murphy teaches and reinforces math concepts at different levels of ability. Fun for all ages, up through early elementary levels. These are awesome!

**The Adventures of Penrose the Mathematical Cat**by Theoni Pappas

**The Further Adventures of Penrose the Mathematical Cat**by Theoni Pappas

**The Number Devil: A Mathematical Adventure**by Hans Magnus Enzensberger is another enjoyable read.

**Coursera**University Courses

**Khan Academy**Structured free lessons on almost any topic

**Math and the Art of M.C. Escher**Learning about math & geometry through art and history

**MathUSee**A multi-sensory approach to math that works well for visual spatial and kinesthetic learners. The emphasis is on finding patterns to make math easier and several methods are presented for arriving at a solution. Low repetition.

**Real World Math**Real World Math is a collection of free math activities for Google Earth designed for students and educators. Mathematics is much more than a set of problems in a textbook. In the virtual world of Google Earth, concepts and challenges can be presented i

**Singapore Math**A lot of families use Singapore Math for placement and materials.

**BBC Bitesize**BBC website that includes lessons, games, and activities related to a variety of subjects.

**Bedtime Math**To help kids learn to love math so they can become capable adults

**Dragon Box**Algebra Games (Not Free)

**EdHeads**Edheads is an online educational resource that provides free science and math games and activities that promote critical thinking. Choose from Simple Machines, Virtual Knee Surgery or Stem Cell Heart Repair, among others. All activities meet state and nat

**KenKens**Simply put, it’s a grid-based numerical puzzle that uses the basic math operations—addition, subtraction, multiplication, and division—while also challenging your logic and problem-solving skills.

**Kids Math Games**Find cool math games, interesting facts, printable worksheets, quizzes, videos and so much more!

**Learner Interactives**Learner provides really neat interactive lessons and activities that cover amusement park physics, DNA, garbage, the periodic table, the rock cycle and more.

**Math Giraffe**Free math downloads and resources.

**Real World Math**Real World Math is a collection of free math activities for Google Earth designed for students and educators. Mathematics is much more than a set of problems in a textbook. In the virtual world of Google Earth, concepts and challenges can be presented i

**197 Educational YouTube Channels You Should Know About**These channels allow instructors to share information and blend media in unprecedented and exciting new ways. From teaching Mandarin Chinese to busting myths about Astronomy, the educational possibilities are virtually endless pun intended!

**Bill Nye Demos and DVDs**Resources, demos and DVDs featuring Bill Nye, The Science Guy

**Coursera**University Courses

**Khan Academy**Structured free lessons on almost any topic

**Science Game Center**The goal of the Science Game Center is to demonstrate to teachers, scientists, museums, and parents the myriad ways games can be used to improve education in math and science. The Science Game Center will provide a place where users can describe their exp

**Vi Hart**A fabulous and fun way to learn math in context and at many levels!

**Yay Math!**Videos capture a teacher, his whiteboard and some feedback from students. Topics include Algebra and Geometry.

**BBC Bitesize**BBC website that includes lessons, games, and activities related to a variety of subjects.

**Bright Storm’s YouTube channel**Includes hundreds of videos for Algebra I, Algebra II, Trigonometry, Precalculus, and Calculus, as well as some SAT and ACT prep videos.

**Coursera**University Courses

**Khan Academy**Structured free lessons on almost any topic

**Learner Interactives**Learner provides really neat interactive lessons and activities that cover amusement park physics, DNA, garbage, the periodic table, the rock cycle and more.

**Mathwords: Terms and Formulas from Beginning Algebra to Calculus**An interactive math dictionary with enough math words, math terms, math formulas, pictures, diagrams, tables, and examples to satisfy your inner math geek.

**MOOC List**List of all free university courses from all online providers

**Real World Math**Real World Math is a collection of free math activities for Google Earth designed for students and educators. Mathematics is much more than a set of problems in a textbook. In the virtual world of Google Earth, concepts and challenges can be presented i

**Vi Hart**A fabulous and fun way to learn math in context and at many levels!

**Yay Math!**Videos capture a teacher, his whiteboard and some feedback from students. Topics include Algebra and Geometry.

**Brain games, puzzles and logic**lots of terrific links!

**Conceptis Puzzles: The Art of Logic**Puzzles, puzzles and more puzzles!

**Coursera**University Courses

**Frank Potter’s Science Gems**There are over 14,000 online science resources listed on this website that are separated and categorized by topic and grade level.

**Gapminder**There’s nothing boring about statistics!

**Khan Academy**Structured free lessons on almost any topic

**Learner Interactives**Learner provides really neat interactive lessons and activities that cover amusement park physics, DNA, garbage, the periodic table, the rock cycle and more.

**Mathwords: Terms and Formulas from Beginning Algebra to Calculus**An interactive math dictionary with enough math words, math terms, math formulas, pictures, diagrams, tables, and examples to satisfy your inner math geek.

**MOOC List**List of all free university courses from all online providers

**BBC Bitesize**BBC website that includes lessons, games, and activities related to a variety of subjects.

**Bright Storm’s YouTube channel**Includes hundreds of videos for Algebra I, Algebra II, Trigonometry, Precalculus, and Calculus, as well as some SAT and ACT prep videos.

**cK-12 Foundation Resources for Students**Books, bite-sized concept lessons, videos and multimedia simulations and exercises to check your progress. Content can be used on a variety of devices.

**Coursera**University Courses

**Khan Academy**Structured free lessons on almost any topic

**Learner Interactives**Learner provides really neat interactive lessons and activities that cover amusement park physics, DNA, garbage, the periodic table, the rock cycle and more.

**Mathwords: Terms and Formulas from Beginning Algebra to Calculus**An interactive math dictionary with enough math words, math terms, math formulas, pictures, diagrams, tables, and examples to satisfy your inner math geek.

**MOOC List**List of all free university courses from all online providers

**Yay Math!**Videos capture a teacher, his whiteboard and some feedback from students. Topics include Algebra and Geometry.

We hope you found something that appeals to you. GHF Online offers small, engaging classes for gifted and twice exceptional students who thrive with advanced, interdisciplinary content without being overwhelmed with workload demands.

We suggest you consider our e-learning partners at** Online G3 **for your core classes and at **Mr. Gelston's One Room Schoolhouse **for collaboratory math at advanced levels**. **You might also check out** GiftedandTalented.com, **whose course list we have included here for your convenience.