LIBROS DEL AUTOR: nael qutub

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  • New Models of SUDOKU
    Nael Qutub
    The author of New Models of Sudoku, Nael Qutub, is a well-versed and experienced math teacher of various programmes at middle and high schools. He wanted the puzzles not only to entertain, but also to stimulate the thinking skills of puzzle-solvers while reinforcing simple math concepts by placing the right number in the right place while going around and across the 9x9 grid.Th...
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    16,92 €