Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

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

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

This surprisingly good glue recipe comes from common kitchen items.

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 projects, students will grow out the bacteria that collect on air conditioner filters.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

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

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

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

Cleaning can be a chore, but not with this sudsy experiment!

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

Hatch a praying mantis egg case in a homemade habitat with your child's help! This is an amazing experiment in science and nature for kids of any age.

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

This science fair project idea determines which method of hand cleansing is the most effective.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

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

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.