Abong Tabletop Laser Cut Trebuchet Kit - Sturdy Wooden Miniature Catapult Model - Ultimate Long Range Attack - STEM Model Kit Ideal for Classroom Demonstration BUILT FROM HIGH-QUALITY MATERIALS - Each piece has been accurately machined from carefully chosen lumber and precisely drilled for easy assembly. This product has also been produced without the use of lead. WOODEN KIT FOR ALL AGES - The trebuchet was the ultimate artillery weapon of its time and the most highly evolved catapult type weapon. Kids ages 10 and above and adults alike are sure to enjoy playing with Abong's Trebuchet. IDEAL FOR INDOOR USE - The wooden construction of this little catapult model is perfect for classroom demonstration. The trebuchet is a great centerpiece for a science project. It also makes a great desk display for medieval enthusiasts. COMES WITH AN INSTRUCTION GUIDE - The package includes a well-detailed instruction guide to help you assemble the Trebuchet. SAFE AND EASY TO USE - This item has been designed to demonstrate the operation of a trebuchet safely. Three easy-to-follow rules for public demonstration are provided to ensure safety. Required wood glue not included.