About This

• FUN MODEL KIT - A great interactive toys of ancient ballista model. Final projects are 11.9x9x6.5 inches. The science kits give 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 people 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 or adults, or on any occasion like birthday or Christmas. Interactive game between family, and coolest gift to keep persons feel absorbed and proud.