Using a toy race car kids create a visual model of the Doppler Effect.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

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

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

This science fair project idea investigates how magnetism can defy the force of gravity.

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

This science fair project teaches students the differences between fruits and vegetables.

Make a lei and bring a touch of the tropical lifestyle into your home!

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

Use natural materials to try out a new kind of weaving. Your child will enjoy gathering their materials outside and then using them to create a piece of art!

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!