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.

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

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

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

This science fair project idea explores whether talking to a plant will help it grow.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

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

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.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

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.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

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

With this activity, not only will you be experimenting with giving accurate information, you'll also teach your child how to write good scientific procedures.

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

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

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

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

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.

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

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!

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.