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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

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.

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 activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

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

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

Engineers in training can get started with this simple wheel-and-axle construction activity.

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

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

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.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

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

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.

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

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

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

This classic children's game demonstrates how sound travels through air vs. through a solid.

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

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

Teach your child how butter is created by shaking up cream the old-fashioned way.