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!

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

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!

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

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

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

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.

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

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

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

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.

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

With some cookie dough and ordinary household objects, let your kindergartener explore how fossil imprints are made.

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

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!