Fast Rabbit Software has released Little Hopper’s Math Tac Toe 1.0, which helps students practice their addition, subtraction, and multiplication skills in a fun and friendly environment. Play against the computer or play head-to-head with a friend, parent, or tutor. Three math modes and two skill levels means that students can find a game that fits their skill level whether they are in kindergarten, eighth grade, or anywhere in-between. [ Price: US$9.95 ~ Requires: Mac OS X 10.4 or later ~ Leopard support ~ Demo available ]