What is changing about the aliens if you change the variables and then click "Play" in the Controls? (Careful!)
Do all of the variables affect the aliens?
What variables can you change on the activity? (Choose any that apply)
What tools are available to you in the top left corner of the activity? (There are quite a few, write as many as you can!)
What information is found next to the description? (There are two things!)
Scroll down on the Gizmo. What is below the activity?