23% nuolaida
Number Detective
Akcijos kaina
€22,74
Įprasta kaina
€29,56
Vieneto kaina
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Nėra tokio varianto
This is an intriguing and original puzzle book where unknown numbers have to be identified by a series of cryptic clues. Logical thinking and systematic detective work is required and these puzzles offer a fine way to reinforce the meaning of mathematical words and to investigate and appreciate the ever fascinating properties of numbers.
Number Detective