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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.

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.

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.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

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.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

Help your child create a garden journal sketchbook as she observes and records the natural world through the changing seasons.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

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.

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

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

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

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.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

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

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

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

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

Slip some science into storm watching with a homemade rain gauge!