Build your own working 3D Marble Run Wooden Waterwheel Coaster! Great indoor activity for kids 14 and up, adults, or for a group or family activity. Crank the handle and watch as the Marble Parkour model carries the marbles up to the top and releases them to run the fascinating track. Makes a great gift!

Features:

• Creative Design: Self-assembly marble run set with big waterwheel lifter and funnel track. Full of gear trains, cams, ratchets and cranks. 
• High-Quality Material and Detail: Exquisitely designed DIY kit uses precision laser cutting of high-quality, non-toxic plywood to create the intricate pieces that smoothly fit together without glue.
• Educational & Fun: A fantastic educational experience combining hours of fun with basic building skills, logical thinking, eye-hand coordination, and organization. 
• Great Gift: Completing this wooden puzzle improves self confidence, is personally satisfying, and is a visually appealing project. The fun doesn't stop once it's built! Provides hours of fun while making it and hours of amazement while playing with the completed project. 
• Complete Kit: Comes with all accessories and a pictorial instruction book. Friendly to a beginner of 3D wooden puzzles. 
• Unique Decoration: For office, living room, den, etc. Will wow everyone who sees it!  

Specifications:

• Number of Pieces: 254 pcs    
• Assembled Size: 9.9" x 9.1" x 6.5" (L x W x H) 
• Package Size: 12.5" x 9.2" x 1.8" (L x W x H)
• Assembly time: 3-5 hours
• Recommended age: 14+

Package Includes:

• 1 x 3D Marble Run Waterwheel Coaster Puzzle