Toystub 3D Wooden Puzzle Counterweight Trebuchet with 6 Wheels DIY Assembly Model Kits Brain Teaser Games Building Set Best Home Office Decor Birthday Gift STEM Projects for Adults & Teens

MORE THAN 3D PUZZLEThis DIY model kit is not only a 3D wooden puzzle but also a classically sophisticated Counterweight Trebuchet and a cool toy that is very playable, and people with strong practical ability can modify it to get a longer range. [ EASY SELF-ASSEMBLY ] – The instructions are in English and step-by-step guide video assembly tutorials. Everything in the kit is clearly marked and labeled so that assembly is as enjoyable as possible NO TOOLS NEEDEDUnique Mechanical 3D Puzzle,laser-cut plywood, no toxic, environmentally friendly, smooth wooden board. All pieces are pre-cut, no tools are needed. All you need is super glue. [ UNIQUE DECORATION ] – Great decor for your room. Bright your visitors eyes with this exquisite-looking piece of decor that you assemble with your own hands. [ PERFECT GIFT ] – Create unforgettable times of working together on projects between you and your kids. A super awesome bond & family ties. Great gifts for Adults, Teens, family, friends, or yourself on any occasion like birthday or anniversary.