Proizvod vam ne odgovara? Nema veze! Možete nam vratiti unutar 30 dana
S poklon bonom ne možete pogriješiti. Za poklon bon primatelj može odabrati bilo što iz naše ponude.
30 dana za povrat kupljenih proizvoda
Based on the tenet that an error can lead to the right decision, the author guides the reader through a series of non-mathematical problems and puzzles, all designed to help us analyse our personal style of thinking, work out its strengths and weaknesses, and to consider the potential methods that we never use.