What do you notice below? What do you wonder? Describe!
What kind of motion(s) or actions were you able to make here? Describe.
How would you describe what do the [math]c_1[/math], [math]c_2[/math], and [math]c_3[/math] sliders do in the app above?
What do you think slider [b]r[/b] stands for in the app above? What does it control?
What does slider [b]m[/b] do in the app above?
What does slider [b]n[/b] do in the app above?