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?

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 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

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

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.