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

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.

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

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Give your budding young observers a chance to discover simple machines at use in their own home.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

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

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

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

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

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.

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

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

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

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

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.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

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 science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

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