Smart Toys and Games Inc IQ GearsShift your IQ into a higher gear! Pick a challenge and place the pieces shown onto the gameboard in the indicated positions. Then, place the remaining puzzle pieces onto the gameboard. Here's the catch: your goal isn't just to make sure all the pieces fit. Your goal is to make all the pieces fit AND create a working geartrain that connects the big gears on the left and right! There is only one solution for each challenge With 120 challenges ranging