Instant purchase is welcome. Ships within 24 hours. This is a bolt and nut puzzle game. Try to take out the inner nut by disassembling it. No box, contents only. Simple rules: take apart and put back together. A 3D puzzle that can be enjoyed by children and adults. Disassemble the bolts and nuts to take out the small hidden nut inside. This is a Level 6 "Huzzle" puzzle. Designed by Dutch puzzle designer Oskar Van Deventer. Also good for brain training. Can be enjoyed during relaxation time, outdoors, or as a tool to pass the time. Recommended as a gift. #huzzle #puzzle #braintraining #toy #wisdomring #toy