Start out with the first card and it might seem easy. But keep on working through medium, hard, and extra hard - "Wait, if this color's here, then how can that one be way up there?" Flip Coggy over to reveal gears of alternating black and white and then find one of the black and white challenge cards.
Need to take a break from the mental workout? With its clicking movements and flexibility, this brainteaser doubles as a great fidget toy, too.
This brainteaser will keep you busy for hours and is best for ages 6+ years with all the different ways to play that it offers.