ROKR 294 Pieces 3D Jigsaw Wooden Puzzle Marble Run Model Kit for Adults and Kids-Marble Night City

ROKR new wooden marble run Build it with 294 pieces and 10 marbles Move marbles up to the top of the machine where they roll down into different channels Black-grey appearance metal nameplate and acrylic pieces Allowing the balls to be seen in action more With big and detailed pictures Contact us anytime Great alternative puzzle Christmas or Birthday gift Challenge for adults and kids 7 hours' concentration to assemble properly Assembled Size: 12.8x8.4x9in Weight: 2.8lb Recommended Age: 14+