Suggested Retail: $55.16. ROKR 3D Wooden Puzzles for Adults Marble Run Model Building Kit - This STEM puzzle is a great gift for woodwork enthusiasts and those who love a challenge. It takes approximately 7 hours to assemble and makes for a great alternative to traditional jigsaw puzzles. The finished product is a visually interesting black-grey marble run model, complete with a metal nameplate and acrylic pieces. It comes with 294 pieces, 10 marbles, and a detailed instruction booklet. Spare parts are also included. Brand: ROKR Model: LGA -- LOT STICKER: TCE-BOX-BOXTCEB0990-ITEM-9963392c___LPNRRHG6562819 -- SIZES ARE ESTIMATED. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.