Großes Buch Su Doku 9: 300 Su Doku Rätsel (Collins Su Doku) von Collins Puzzles
9,70 €
A bumper collection of easy, medium and difficult Su Doku puzzles to test your mental dexterity, powers of logic and deduction. You will find 100 easy, 100 medium and 100 hard puzzles in this latest collection so you can gauge your progression through the difficulty levels. Are you ready for the test?
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