This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

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

This project compares the strength of one, two, and three-ply toilet paper.

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

In this fun experiment, we'll find out how color affects heat absorption!

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

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

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

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

Challenge your learner to design and build a city of their own in this creative engineering activity.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

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.

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

This project examines what types of objects burn and which burn faster and cleaner.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

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.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

This basketball project explores the best way to make the perfect shot every time.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Is your child a young ornithologist in the making?

This science research project challenges students to think of more effective lobster farming methods.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Engineers in training can get started with this simple wheel-and-axle construction activity.

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This science fair project explores how osmotic pressure forces water through the root up into the plant.