In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Use pepper and soap to discover some fun facts about the properties of water.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

Science fair project that examines condensation and the conditions needed in order for dew to form.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

This science fair project examines how seeds hitchhike on animals and clothing.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

This science fair project will help students learn about non-vascular plants, such as mosses.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Plants and light seem to be good buddies, but how far does the friendship really go?

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

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.

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.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

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

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

Uh-oh! Is that a pill sitting on the counter or a piece of candy?