ROKR 3D Wooden Puzzles for Adults, DIY Wooden Ballista Launcher Toys Building Model Kits STEM Projects Toys for Boys/Girls

FUN MODEL KIT – A great interactive toys of ancient ballista model. Final projects are 11.9x9x6.5 inches. The science kits give kids and adults a chance to play togehter, laugh together. Everlasting fun while and after building it. MECHANICAL GADGETS – Once built, the wooden model kit can launch projectiles to 10 feet. Turn the lifting gears to adjust its launch angles between 90°-135°. It has a 360° rotatable turret so you aim at anywhere you want. EASY TO ASSEMBLE – The building kit is connected by tenon and mortise structure. Precise paser-cut pieces are easy to pop out and fit well together. Close attention needed to smallest parts whilst assembling. The kit comes with almost everything: manual, pre-cut wood sheets, rubber bands, sandpaper. EDUCATIONAL TOYS – Building the engineering model kits is challenging. It involves concentration and logical thinking in construction. The model kit teaches kids physics in a very basic way, and yet they enjoy learning it at the same time. COOL GIFT IDEAS – The brain teaser will amaze whoever kids or adults, or on any occasion like birthday or Christmas. Interactive game between family, and coolest gift to keep persons feel absorbed and proud.