Wooden model kit, not a finished one, need to be assembled. The kit is not painted, doesn't include the paint. It flies away stone with the principle of counterbalance This model kit would provides you with a lot of pleasure and great experience to build an ancient trebuchet catapult by yourself. This is worth collectible and great display item anywhere you like to place For primary and secondary school students handmade crafts and a small invention of a good creative model. For children kids hand eye cooperation, intelligence development, hands and brain ability, learning more about science technology and physics experiments. Also students educational toys and birthday/Chrismas gifts Color: wood color Material: wood Size Chart: 6x18x20cm/2.36x7.09x7.87inch Package Includes: 1 Set Wooden Trebuchet Model Kit(16 Pack) Note: Chocking Hazard - Small parts. Not for children under 3 years