Math

Watch how triangles can make more triangles. Cut out your own triangles, pause the video at different points, and make the shapes you see.

Use facts about these popular holiday movies to practice some math skills and graph your results.

Can you cut a square from the center of a piece of paper with just one straight cut? Try it and then watch the video for the answer.

Find out what this math holiday is all about. Then ask yourself, "How do I use circles in my everyday life?"

Check out this video and article on Dorothy Vaughan, the supervisor of a group of boundary-breaking African American women whose calculations got astronauts into space.

How do you create interlocking papers with a single strip? Watch this video and see if you can recreate these mathematical experiments.

Use your estimation skills to take your best, math-based guess about how many packs of soda make up the menorah.

Find out a bit about how cranberries grow. Then, use math to estimate how many berries are actually in the bog.

Use the beaker to select the amount of liquid you'll need to fill up the cubes. Count the cubes to help out.

Build your math skills by terraforming a planet. Each plant, animal, fungus, and mineral you add represents a unique mathematical expression.

Find out about the architecture, materials, and process used to create the world's tallest building. Then explore the math problems and social justice activities.

Figure out how many shoes you need for the animals. Try to do it without counting each foot.

Discover the magical mathematical nature of pi. All you'll need is a circular object, some string, and scissors.

Learn the Japanese art of paper folding and make your very own origami box. Decorate the paper before folding to add a personal touch!

Got some Lego bricks lying around? Use them to learn and practice some simple math concepts.

Get kids counting while cooking with this berry smoothie recipe that mixes in some math talk and teaching.

Learn the basics of drawing three-dimensional shapes with this helpful drawing tutorial.

At any time of day, use the daily math problem, presented at a variety of levels, to practice math skills and problem-solving.

Grab a deck of cards and play. With games like Order of Operations and Recreating Pi, who knew learning math could be so much fun?

Find out about the architecture, materials, and process used to create the world's tallest building. Then explore the math problems and social justice activities.

Learn about these mysterious stone structures in the western desert of Saudi Arabia. Then, try out some of the math questions.

Find out how and why goats climb, and then choose one or more of the math questions to try. Check out the extra resources, too.

Read about the Sami people and how reindeer factor into their lives. Then choose some of the math problems, extensions, or worksheets to try.

Travel to Argentina to learn about the the cultural importance of yerba mate then do the math problems about this brewed beverage.

Use the beaker to select the amount of liquid you'll need to fill up the cubes. Count the cubes to help out.

Build your math skills by terraforming a planet. Each plant, animal, fungus, and mineral you add represents a unique mathematical expression.

Figure out how many shoes you need for the animals. Try to do it without counting each foot.

Use your spatial skills to turn the penguin all around to match the picture. Try to do it in the fewest number of moves!

Roll the penguin to his balloons by selecting the number on the line that matches with the circle segments.

Plot points on a grid and see what creature they create. What's that in the cave? Change the x- and y-coordinates to find out!

Play this fun online game where you try to flip the correct number of pancakes shown on the fraction.

Rearrange the numbers to give your plants the amount of water they need in this game. Learn place value while watching your plants grow!

Become an Odd Squad agent and use math to find the mysterious creatures.

Use greater-than and lesser-than clues to find the right number.

Build deep understanding of fractions with this fun virtual world.

Learn about area and perimeter in this interactive. Sizes and shapes: How do they all relate? Start exploring, then challenge yourself in a game.

Work through these daily math challenges, each featuring a picture and a prompt. Write down your answer and discuss with a teacher or caregiver.

Practice multiplication skills, and check your knowledge with a post-lesson quiz.

Play this game and see which snail will win the race. Use mental addition, probability, and patterns to move your snail to the finish line!

Grab two sheets of paper and create two different-size cylinders. Predict which one will hold more Legos, beads, or other objects of your choice!

Play this ancient game, where you create different shapes and figures, using just seven geometric tiles. There are 40 interactive puzzles to choose from.

Choose the grade level and skill that works best, watch the videos, play the games, and do the practice.

Read, watch, and solve math problems in algebra, geometry, statistics, calculus and trigonometry. Complete an activity, open a digital textbook, or try a practice problem.

Watch how triangles can make more triangles. Cut out your own triangles, pause the video at different points, and make the shapes you see.

Can you cut a square from the center of a piece of paper with just one straight cut? Try it and then watch the video for the answer.

Find out what this math holiday is all about. Then ask yourself, "How do I use circles in my everyday life?"

Check out this video and article on Dorothy Vaughan, the supervisor of a group of boundary-breaking African American women whose calculations got astronauts into space.

How do you create interlocking papers with a single strip? Watch this video and see if you can recreate these mathematical experiments.

Learn how to use a visual, step-by-step approach to transform improper fractions into mixed numbers.

Watch this video that shows off a visual process for approaching multiplication problems. Use that process on other multiplication problems, including pictures!

Learn a couple methods for figuring out the perimeter and area of a rectangle in this sci-fi-themed video.

Learn these math games that only require a deck of cards. Play with a brother, sister, or family member to test your skills.

Watch this video to learn about the women who made space travel possible. What were the calculations that helped America advance in the space race?

Browse this site's videos featuring inspiring women discussing their work. Which careers seem most interesting to you? How might you pursue them?

Use your math skills to battle your friends (or the computer) in this virtual card game. Choose your level, and defeat your opponent!

Choose a language -- English, Spanish, or Portuguese -- then click on a math concept to get some information. Explore other topics, too!

Build knowledge with these high-quality, daily instructional video lessons for ELA (grades K–8), math (grades K–12), and science (grades 3–5).

Choose a subject and specific topic to practice or learn some math, science, or social studies.

Make learning fun for young students with engaging videos, activities, games, printables, and more on a variety of subjects.

Practice core subject skills with pretests, worksheets, inquiry-based lessons, and benchmark assessments.

Choose the grade level that's right to get started.

Choose a grade level and click on the numbers icon to get to the math games. Pick a skill that would be good to practice.

Use facts about these popular holiday movies to practice some math skills and graph your results.

Use your estimation skills to take your best, math-based guess about how many packs of soda make up the menorah.

Find out a bit about how cranberries grow. Then, use math to estimate how many berries are actually in the bog.

Solve the problems in this packet using the state-by-state amusement park data in the chart. Which state has the most amusement parks? The least?

Look at the numbers, figure out the pattern, and then use that pattern to find the missing number. Check your work with the answer key.

Print out these fraction strips and cut them up. Then experiment with them in different combinations to see which fractions make up a whole.

Solve problems, decode messages, and complete a word search with Snoopy as you explore the math in baseball, surfing, skateboarding, and more!

Find out how much TP you actually need. Also, see if there's a correlation between the number of sheets and the roll's diameter.