Sensor Chess Turbo Kasparov Friendly Big new sensory shessboard registers all moves automatically 32 level/setting combinations otter strength and versatility Unique "fun"levels, where the computer deliberately makes a few wery human errors giving even beginners a chance to win Knows all common chess rules; take-back up to 3 full moves Convienient switch off and the computer remembers your current game; resumes play any time