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!

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.

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.

What happens when colored beams of light mix? You might be surprised.

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.

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

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

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

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

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.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

This surprisingly good glue recipe comes from common kitchen items.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

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

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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

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

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

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

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

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

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