Explore concepts in current and coltage with these Van de Graaff generator 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 demonstrates the principles of reflection through simple experiments involving mirrors and light.

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

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.

Have your kid build an ice sculpture in this activity that's so fast, fun, and messy it's the perfect way to demonstrate how much fun experiments can be!

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.

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

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

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

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

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

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

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

Experiment with magnetism in this 8th grade science activity in which your child will create a working compass using a steel needle, magnet, and jar.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

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

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

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

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

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

Teach your first grade scientist the difference between liquids and solids using maple syrup.

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

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

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.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.