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!

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.

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

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

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

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

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

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!

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

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