Cat and Yarn!
What should be the cat's minimum acceleration in order to catch the ball?
Friends Running in a Cornfield!
Calculate Mary's velocity relative to Don
Meeting a Friend!
What will Sara's acceleration have to be if she wants to reach Josephine in 30 seconds?
A Bit of Turbulence!
Calculate the speed of the airplane as measured from the ground.
Accident Avoided!
What was their distance at the moment they started to press the breaks?
The Ant Musketeers!
Three ants make the long trek to find food for their colony.