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

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

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

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

This science experiment tests if dog saliva can really help heal wounds.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

Find out which type of sponge holds the most water.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

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

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This science fair project idea examines which type of insulation holds in the most heat.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

This project explores ways to prevent static electrical shocks.

Will the shape of an ice cube impact how fast the ice melts?

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 idea experiments with spinning color wheels and optical illusions.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.