Key definitions:

Force: the push or pull on an object

Gravity: a force applied to all objects with mass, pulling them towards Earth

Velocity: how quickly and in what direction an object travels

Friction: the resistance a moving object faces as it travels across a surface

Supplies:

I had to build my own block pieces, but there are some play sets online.

Related STEM Careers:

Check out our blog post about Engineers, and how they design and invent the newest technology.

Related STEM History:

Read our overview of the Apollo 11 Mission , and how scientists and engineers at NASA sent humans to the moon.