This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

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.

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

This science fair project idea explores whether talking to a plant will help it grow.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This science fair project idea determines if the color of light affects the growth of plants.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Have your child kick off their summer vacation by making a miniature water slide!

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

The goal of this project is to create an exciting topographical map out of dough.