Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

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!

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

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

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

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

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

Try this chemistry experiment with your curious kid and get some "shocking" results!

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

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

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

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

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

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

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

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

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!

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

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

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

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!

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

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

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

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

This surprisingly good glue recipe comes from common kitchen items.