brain teaser puzzles Educational Wood Toys WY0145 Cage Kong Ming Lock Game Brainteaser Wisdom Challenge Intellectual Training Creative Thinking IQ Magic WY0145 Cage Kong Ming Lock Size(Aprox.): 5.7 x 5.7 x 9cm (2 1/4"x2 1/4"x3 35/64") Intelligence game ,great challenge for kids and adults Age 6+ There are hundreds of different puzzle toys on my store. If you like my store, please add to your favorite. Thank You.