This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

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.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

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

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

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.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Discover whether a metal will expand under hot water.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

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.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Find out whether packaged seeds actually do expire in this new science fair project idea.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

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 project investigates the affect of storage temperature on microwave popcorn.