The puzzle pieces of IQ Twins are 2 peas in a pod, but not 2 of a kind! 10 puzzle pieces form 5 colour pairs. 1 Part of the duo only fits on the game board in 90° orientations, while the other piece only fits when rotated 45°. This IQ game comes in handy travel case and includes 120 challenges from junior to wizard and is suited for both kids and adults. Are you ready for this brain-training puzzle?