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

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

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

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

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

This science fair project idea explores whether talking to a plant will help it grow.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

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

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

How powerful is the reaction between baking soda and vinegar? Find out here!

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

In this fun activity, your child will create their very own solar oven to bake s'mores!

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

This science fair project idea produces varying pitches of sound.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!