Showing Results for sentences speed

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

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

Before your treat your child (and yourself!) to a yummy snack, help her learn a little about Sir Isaac Newton's First Law of Motion!

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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

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.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!