Change the magnitude and direction of a vector to try to hit the stationary cyclone.
http://illuminations.nctm.org/ActivityDetail.aspx?ID=42

The previous activity was just a warm-up for this activity, where you try to hit the moving cyclone.
http://illuminations.nctm.org/ActivityDetail.aspx?ID=130

Now it is getting interesting! In this activity, the students have to control both the velocity of a plane plus the velocity of the wind to catch the cyclone.
http://illuminations.nctm.org/ActivityDetail.aspx?ID=43