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

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

What do you get when you combine science and fairies? Fairy scientists who make their own potion, of course! This activity promotes critical thinking skills as your child mixes, experiments, and creates their very own fairy potions.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

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

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

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

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

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

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

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

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

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

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

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

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

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

Here's a fun activity to reinforce the physics concept of stored energy for your middle schooler.