Science fair project that demonstrates how a rainbow forms, by using water to split white light into its many colors.

Ever wonder how those kooky kazoos work? Get to know the science behind this silly instrument by making your very own kazoo!

Science fair project that explore how compound motion works by examining how gravity is affected by horizontal force.

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

Give your number one dad something that he truly deserves this Father's Day!

In this science fair project, students test how objects float and sink in liquids of different densities.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Science fair project that demonstrates the process known as refraction, which allows glasses and contact lenses to help people with poor vision.

Examine the influence of the phase of the moon on moisture capillarity in garden soil. Measure and record the depth at which water is first detected.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Help your preschooler understand that the surrounding world is made up of a varied combination of land, air and water with this simple activity.

This simple and creative arts and crafts activity is great for preschoolers or kindergarteners and uses recycled magazines or newspapers.

This experiment will examine and precisely measure the amount of sugar in various sodas.

This project tests the hypothesis that dark colors absorb more heat than light colors.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This classic children's game demonstrates how sound travels through air vs. through a solid.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

This project examines the concentration of dissolved oxygen in water, with and without oil.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

Encourage your child to jump into sea creature science by creating her own colorful "socktopus" sculpture.

This experiment will explore the possibility of a connection between lunar cycles and how humans are affected.

Capture your beach memories—not with a photograph, but with a beach mosaic made from that classic beach souvenir, the shell.

This gluten free recipe for coconut rice is a tasty way to help any picky eater expand her culinary horizons. She'll get great measuring practice along the way!

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.