Desktop School 101 - Version 1.0 A 5-in-1 educational application for children aged 4 to 8. Spelling 101 has children guess the words associated with pictures and spell them. Math 101 teaches addition, subtraction, and multiplication. When it's time to play, Hangman and Sketch Pad are there. Registered users also get TicTacToe, where they can play another child, or test wits against the computer.