Play against the computer to solve the hidden color code in 7 guesses or less. Java applet.

A ten chance game using forms.

Java-based version includes instructions and play ratings.

Use logic to solve the secret code chosen by the computer in six guesses or less. Game requires JavaScript.

Online version of the classic board game offering multiple game settings for players of different skill levels. Play against the computer as either Codebreaker or Codemaker. Offers VBScript and JavaScript version.