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

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

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.

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

This science fair project idea experiments with spinning color wheels and optical illusions.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

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

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

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

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

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

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

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

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

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

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

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

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

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

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

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

Making your own glass cleaner is easy, effective and inexpensive!

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!