Eisco GP00009 Garage Physics Premium Large Trebuchet Kit - The trebuchet is one of the most elegant of all medieval weapons ever invented. With a simple counterweight beam arm and sling, heavier projectiles can be launched much further than is possible with much more complicated siege engines. The key to this success is the efficiency with which the gravitational potential energy of the counterweight can be converted to kinetic energy of the projectile. This kit explores simple concepts of energy transformation with thrilling effect Kit includes * Base plate * A-frame supports * 4 wheels * Beam arm * Dowel * Release pin * Leather pouch * String * Counterweight * Counterweight pin * Wooden pins (for wheels) * Wood screws (for supports) * Ping pong ball * Cardboard storage box and instructions for assembly and experimental activities * An excellent activity for classrooms and at home. * Each kit engages learners to discover new ideas about the physical world through assembly and play https://elecena.pl/product/27244076/eisco-gp00009-garage-physics-premium-large-trebuchet-kit 2024-11-12 https://elecena.pl/product/27244076/eisco-gp00009-garage-physics-premium-large-trebuchet-kit 2025-01-07 https://elecena.pl/product/27244076/eisco-gp00009-garage-physics-premium-large-trebuchet-kit 2025-02-03 https://elecena.pl/product/27244076/eisco-gp00009-garage-physics-premium-large-trebuchet-kit 2025-04-07 https://elecena.pl/product/27244076/eisco-gp00009-garage-physics-premium-large-trebuchet-kit 2025-05-25 https://elecena.pl/product/27244076/eisco-gp00009-garage-physics-premium-large-trebuchet-kit 2025-08-11