Invite your first grader to play this subtraction sacks game to get her actively involved in understanding and memorizing subtraction facts.

Head out to the driveway, ball in hand, for a bouncing challenge. Then use those results to make a colorful graph that lets your child compare results.

Your kindergartener will learn basic math concepts and create a beautiful keepsake with this African flag reference book.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

A fun activity for a hot day, this will give young kids a chance to experiment with beginning science and math â and splash around in the process!

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

This decimal game is a great way to help your child get familiar with how decimal values work.

Play this game that lets you create your own silly monster drawing and helps your child practice her counting skills!

What's your problem? I'll show you my math if you show me yours! Critical thinking and computation skills are the focus of this strategic math card game.

Combine art, history and food with this unique project! Your child will make her own butters, and learn a little about Colonial history at the same time

Use a deck of playing cards to practice place value and other math concepts with your upper elementary child!

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Check out this fun science project to explore the relationship between solubility, drug absorption, and time required for a drug effect to become apparent.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Use a recycling project to hone your childâs sewing skills and clean up her art supplies when she turns the leg of an old pair of jeans into a storage basket.

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

This first grade addition math game helps your child use critical thinking skills while practicing his computation.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Try this fun math card game and practice place value with your second grader! Decide which number is bigger in order to earn points!

Get a leg up on counting concepts with this project where art and math collide.

Help your child learn the language of mathematics through cupcakes with this fun counting activity.

Help your preschooler or preschooler with shape recognition, math, and matching by creating your own personal shapes cards, good for home or car.

This science fair project idea measures physical dexterity as a function of temperature.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.