Cost: Free Kindergarten, 1st Grade, 2nd Grade, 3rd Grade, 4th Grade, 5th Grade, 6th Grade, 7th Grade, 8th Grade, High School
An app for PROBABILITY.
Includes dice, coins, spinner, rock/paper/scissor, short straw and random number generator. If you teach probability this is terrific! I can see this app also being used in choosing teams, colors for a who goes first, etc.