Explicitly expresses the problem that you are trying to address.

The step where you create new concepts and ideas to solve the problem.

The step where you get your ideas out of your head and off the paper; you build a model of your design.

The chance to gather feedback, refine solutions, and to continue to learn about the value of others and how your model works.

A toy/machine that launches a projectile.

The degree of closeness of a measured or calculated quantity to its actual (true) value.

For example, in the associated activity, accuracy is the ability to hit the target with the Ping-Pong ball.

The degree to which further measurements of calculations show the same or similar results.

For example, in the activity, precision is the ability to hit the same location multiple times with the ping pong.

An object that is launched or thrown, usually in the air, by a force.

A symmetrical open plane curve formed by the path of a projectile under the influence of gravity ideally follows a curve of this shape.