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.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

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.

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

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.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

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