Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

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

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

This science research project challenges students to think of more effective lobster farming methods.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.