002_Logic Puzzles



This new game challenges both your logic abilities
and your visual perception at the same time using
Quipus were devices used by the Incas and the
Andean civilization for recording information (for
accounting purposes), consisting of variously


How to play
You must discover which one of the three proposed
quipus (A, B or C) is identical to the quipu within
the frame, following one simple rule: two quipus
are considered identical if we can convert one to
the other by rotation of the threads around the
knots (fig. 1), without lifting them or turning the
quipu over (see examples in fig. 2).