Check the listing for details. Science Project Plans 2-Pack – Trebuchet and Catapult Plans and Instructions. Condition: New. Listed at 19.95 USD. Plans and Instructions Only - No Materials Included Science Project Plans 2-Pack – Trebuchet and Catapult Plans and Instructions Plans and Instructions Only - No Materials Included *** SAVE Over 20% off the Single Plan Price Build your own working model trebuchet and catapult with TrebuchetStore.com detailed, easy to follow plans and instructions. 1. Trebuchet Plans This easy-to-build trebuchet uses common, inexpensive and easy to find building materials, available at your local hardware store or home center. Basic woodworking skills and tools are required, but the straightforward design requires no complicated layout or joinery. Requires only white carpenter's glue and a few bar clamps to assemble and fits standard weight plates, with 1" diameter hole, up to 5 1/4" diameter and 1 1/2" thick, available at any local discount retailer or sporting goods store. Once complete, this trebuchet stands 24 inches tall in the fired position, 14 inches tall in the cocked position and will throw a projectile up to 50 feet. The finished trebuchet is extremely durable and loads of fun. The trebuchet is perfect for your school projects in Science and History, as well as Science Fair projects. This printed plans package comes complete with: • Materials Shopping List • Complete Parts List • Measured Drawings for All Parts • Step-By-Step Assembly Drawings • Construction Details and Notes • Explanation of How a Trebuchet Works • Illustrated Step-by-Step Firing and Tuning Instructions • A Picture of the Completed Trebuchet 3. Statistical Catapult Plans The Statistical Catapult provides a valuable, cost-effective addition to your classroom or corporate training program. This tension catapult works wonderfully for class assignments, teambuilding exercises and science fair projects. Professionally engineered, the Statistical Catapult allows you control of up to four independent variables for a wide range of educational and experimental applications in business, mathematics, science and engineering including: • Causal Relationships • Statistics • Parameter Control • Taguchi methods • Six Sigma • LEAN Manufacturing • Quality Control • Manufacturing Design • Process Control and Improvement • Product Design and Development • Problem Recognition and Solving • Data Collection and Graphing • System Modeling and Simulation • Ballistics and Projectile Motion • Science and Math Projects • Design of Experiments These plans use common, inexpensive and easy to find building materials, available at your local hardware store or home center. Basic skills and tools are required, but the straightforward PVC pipe and fitting design require no complicated layout or joinery, making assembly a snap. This PVC catapult is perfect for science projects and instruction. These catapult plans come complete with: • Parts Shopping List • Measured Drawings for all parts • Assembly Drawings • Step by step Assembly Instructions • Illustrated Step-by-Step Firing and Tuning Instructions All the information you need to complete your project quickly and easily. Plan 2-Pack TP7 CP1 READ THIS WARNING: The completed catapults and trebuchets are not toys and should never be operated without responsible, adult supervision. When firing the catapults and trebuchets, use only soft projectiles, in an open area, where there is no chance of the projectile, or other moving parts hitting anything, or anyone, either directly, or indirectly. The sale and any subsequent use of these plans are without warranty or liability. APPLICATION AND LICENSE OF TREBUCHETSTORE.COM PLANS Purchase of our TrebuchetStore.com Plans grants the customer a single license for personal, non-business use. TrebuchetStore.com products are protected by United States Copyright Law. You may not modify, duplicate, sell, rent, lease, loan, distribute or create derivative works based on information provided in whole or in part. Any reproductions or modifications by means now known or hereafter invented, without the express written consent of TrebuchetStore.com is strictly prohibited and will be prosecuted to the fullest extent of the law. These documents could include technical or other inaccuracies or typographical errors. TrebuchetStore.com, its agents, owners, or officers assumes no liability whatsoever for errors or omissions in these documents and reserves the right to make changes at any time. No warranty of any kind, including warranty of fitness for a particular use is given or implied with these plans and instructions. Use of these plans and instructions constitutes an agreement that the author and distributor have no liability for their application.