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Compare and order numbers and introduce mathematical inequalities in this fun math card game.

Liven up a lesson about graphing by helping your third grader compile a bar graph from his classmates' birthday data.

Check out this interactive number line. It's a great way to strengthen your preschoolers understanding of basic numbers and the numerals that represent them.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

Help your child make an imaginative, inexpensive spaceship from recycled materials. When the spaceship is ready, count backwards from ten and then BLAST-OFF!

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Create equations in this strategic math card game. Your second or third grader can practice addition, subtraction, multiplication, and division in a new way!

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

This science fair project idea investigates food preference of birds.

This project concerns activity happening millions of miles away, on the sun.

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

Help your little builder move up in the world with this recycled cardboard castle that's just the right size for a young king and his loyal stuffed subjects.

Weave a unique ribbon pattern! This fun arts and crafts activity is a great way to make colorful projects and learn basic math and art skills.

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

In this activity, your child will get a review of addition, subtraction, multiplication and division using classic domino pieces.

Learn about borrowing in subtraction using a deck of cards and a die! Your first grader will have fun playing this math game.

Show your kindergartener how to count to 100 by tens, and he'll get an adorable cheerio necklace in the process!

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Examine the connection between temperature and chemiluminescence.

Want to make sure you raise a money-savvy kid? Start him out right with this activity that hides valuable math skills within a fun grocery store game.

When you're studying the Mayflower, numbers can be an important part of the history...and a great chance to practice elementary math!

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Help your child practice multiplication tables with this mental and physical multitasking game that uses a hula hoop to get into the swing of things.

This science fair project idea determines effective strategies to help students stay awake and attentive.

Think you need a special dehydrator to make your own fruit leather? You can actually make a delicious version of this popular kid's snack in your own oven.

Make math fun for your child by turning it into a game and challenging him to beat the calculator with this cool math race!

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.