Boese Sieben, Die
Commodore 64 · 1985 · WOR
Also known as: Boese Sieben, Die (Karlheinz Herpel) · Die Böse Sieben (DE)
Publisher: Public Domain · Developer: Karlheinz Herpel
Die Böse Sieben is a math game that tests your speed in mental arithmetic. A random number appears on screen, and you must decide whether it is divisible by 7 or whether its digit sum is divisible by 7. Depending on the result, you press the correct key. Each task comes with a short time limit, giving you only a few seconds to react. Up to 50 problems can be presented in one session, after which you receive a performance summary. The game combines math training with quick reflexes, creating a challenging mix of logic and speed.
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