1. Arm-wrestling Pretzels:  Answer the questions to win the arm-wrestling match.  Be sure to turn off the sound!
2. Penguin Party Subtraction:  Feed the penguins by answering the questions - challenge yourself to go to higher levels!
3. Froggy Subtraction:  Feed the frog with subtraction facts
4. Mad Minute Subtraction: Do as many problems as you can in one minute - challenge yourself to get better each time!
5. Snagger's Pond:  Solve the subtraction problems to catch the fish.