Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

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

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

How powerful is the reaction between baking soda and vinegar? Find out here!

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

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!

Help your child apply his math skills the next time you cook a family meal similar to one you'd buy at a restaurant.

Your child can brush up on her math skills by charting the length of time that each candle on the menorah takes to burn.

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

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

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

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Making candles from old candles is easy. Recycle old candle stubs to make a "new" candle, and teach your child about recycling at the same time!

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.