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There is a nut hidden deep within our most popular brainteaser. The right combination of twists and ..
This cleverly designed brainteaser is pretty challenging. The idea is to remove the blue cube from t..
This challenging game represents a calculator keypad. The object is to swap 2 sets of numbers to mak..
This fun game involves finding the correct pieces that fit on the pegs to complete the puzzle. ..
The challenge to this puzzle is to fit the 18 identical pieces back into the box. Solution is ..
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