Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

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

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

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.

An home science experiment for older students that teaches about the science behind heat.

This science fair project idea produces varying pitches of sound.

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

Determine which metal has the highest rate of conductivity.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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

Satisfy your kindergartener's fascination of different sounds with this easy science project, where they'll use their ears instead of their eyes to identify sounds!

This science fair project idea explores the fastest average speed a human can talk.

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

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

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

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.

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