Texas Instruments TI89 Software & Games
A battleship game against the calculator. A "clever mode" is available. If it is enabled and the calculator hits one of your ships, the program tries to hit it again by aiming at close squares.
A Minesweeper game with a custom difficulty level.
A Tic-Tac-Toe game against the calculator. The Artificial Intelligence is rather well developed.
A Hangman game including 212 words (expandable list). Two play modes are available : one where you play alone, and one where you make someone guess a word. Custom difficulty level.
This program gives the resistance, thermal coefficient, and tolerance accuracy values of a four-band, five-band or six-band resistor according to the color of its strips, and vice versa.