UGEARS Mechanical Celesta 3D Puzzles - Musical Instruments 3D Wooden Puzzles for Adults and Kids - 3D Wooden Puzzle Musical Model Kits with Piano, Music Box and Wood Xylophone - DIY Model Kit

Dual-Mode Musical Instruments System: Experience 3D puzzles adult craft kit both manual key playing and programmable melody mode using drum system with metal plates covering full C-to-C octave range Hybrid Piano-Music Wooden Box Design: Enjoy wooden models to build adults unique combination of piano, music box and xylophone elements featuring hammer-strike plates, wooden keys in wooden puzzle Revolutionary Melody Feature: Create compositions by arranging boards along rotating drum of 3-D puzzles model kit, then play by turning crank as pins trigger hammers to strike precise notes automatically Intermediate 8-Hour Musical Model Building Project: Master 3-D puzzles musical instruments for adults 573-piece assembly featuring metal plates, cotton ropes, wooden balls and complex mechanical systems Perfect Gift: Ideal Ugears wooden model kits for adults for music teachers, piano students, engineering learners or families seeking hands-on musical education for Birthday, Christmas, Fathers Day, Manufacturer: UGEARS