This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This science fair project teaches students about wilting and browning of salad greens.

This science fair project idea investigates how the shape of an object affects drag.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

This project determines what category of person is most likely to be ticklish.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

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

Test whether plants can grow without sunlight and water.

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.

Is it a square or a circle? See if you can trick your friends with this zany science project!

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

In this project children practice the scientific method while playing with puffy paint.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

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

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

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 simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

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

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.