In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

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.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

This project examines whether people's taste perception is influenced by what they see.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Come take off your shoes and explore with your feet. Your child will embark on a barefoot adventure as he plays with different textures.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Help your child make a beautiful homemade sandcastle that will last!

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Help your child get to know the least-appreciated of the five senses, the sense of smell, with a smelling station.

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

This science fair project idea investigates the difference in reaction times between boys and girls.