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Dead-ends are common, though retracing steps does not require answering more questions. While the exit is marked, the road leading to the exit has many twists and turns. To unlock a door between rooms, the player must correctly answer a multiple-choice, timed trivia question. The castle consists of several floors, each floor holding 100 rooms in a 10x10 grid. In MindMaze, while reading Encarta, the player is transported back in time to break the curse on King Miser the First's castle.
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(Earlier versions have a direct link in the main menu, later versions hide it behind the Ctrl-Z shortcut.) Included, from Encarta 94 to Encarta 2007, with minor user-interface variations between versions, is the educational game MindMaze. Not an American user? Description Microsoft Encarta is an encyclopedia program by Microsoft Corporation.
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