This is the Da Vinci Catapult from the Academy Hobby Models Da Vinci Machines Series. Suitable for Ages 14 & Up. FEATURES: Catapult used for siege warfare designed by Leonardo da Vinci Like a crossbow, catapult force is obtained from two flexible limbs and ropes No glue or paint required Pictoral instructions INCLUDES: One plastic model REQUIRES: Assembly Hobby knife (RMXR6909) Sprue cutters (HCAR0630) Adult supervision tlh 2/15/11