Catapult Engineering Incoming www BuildItYourself com The Problem

Catapult Engineering “Incoming!” www. Build-It-Yourself. com

The Problem Blue^ Comic Sans 18 Col. 2 - 2 nd last gray The evil, vile, scurrilous Dark Shadow have laid siege to our home base. Our people do not have the soda and candy they need. www. Build-It-Yourself. com

The Mission Build a catapult to launch candy over the heads of the Dark Shadow so our people will have all the candy they need. www. Build-It-Yourself. com

Research Archimedes is often credited with inventing the catapult around 200 BC He invented the screw to remove water in a ship’s hull. He measured the mass per volume of the king’s gold crown. “Give me a lever long enough and a place to mount a fulcrum, a place to stand I will move the earth. ” www. Build-It-Yourself. com

Research Medieval times (fifth to fifteenth centuries) were full of wars between kingdoms. www. Build-It-Yourself. com

Research The counterweight trebuchet appeared in both Christian and Muslim lands around the Mediterranean in the 12 th century. It could fling projectiles weighing up to 350 pounds (160 kg) at or into enemy fortifications. www. Build-It-Yourself. com

Research Mangonel Siege Artillery https: //www. youtube. com/watch? v=yi 4 p 8 ZR 4 n 28 Perier Siege Artillery https: //www. youtube. com/watch? v=wfz. Fn. LOp. ZYM English Trebuchet Replica https: //www. youtube. com/watch? v=p. R 26 RMI 9 T 8 c Largest Trebuchet https: //www. youtube. com/watch? v=RN 18 I-RBVm 4 Pumpkin Chucker https: //www. youtube. com/watch? v=q. C 6 RJx. FEMf. Y www. Build-It-Yourself. com

Project Plan 1. Lab Book 2. Present and document Problem / Mission 3. View catapult videos 4. Document history 5. Present and document ‘presenting ideas’ 6. Present and document 'problem solving tricks' 7. Document factors that determine distance 9. Run distance and accuracy tests 10. Build motor controlled catapult 11. Run distance and accuracy tests 12. Build wooden, bungie cord catapult 13. Run distance and accuracy tests 14. Build catapult from branches and rope 15. Run distance and accuracy tests 8. Build cardboard, coffee stirrer stick, rubber band catapult www. Build-It-Yourself. com

Skills Needed: Power. Point Guru Problem Solver Creative, Modular Builder Master of Presentations Engineering Legend www. Build-It-Yourself. com

Hall of Fame Sling shot catapult made from green branches cut from the woods. www. Build-It-Yourself. com

Hall of Fame Trebouchet catapult made from branches cut from the woods. www. Build-It-Yourself. com

Hall of Fame Trebuchet catapult made from LEGO www. Build-It-Yourself. com

Hall of Fame Sling shot catapult made from cardboard, straws, coffee stirrer sticks and rubber bands www. Build-It-Yourself. com

Break Mission Into Simple Parts Lab Book Power Point Lesson www. Build-It-Yourself. com

Break Mission Into Simple Parts Cardboard prototype Power Point Lesson www. Build-It-Yourself. com

Break Mission Into Simple Parts Motor driven catapult Power Point Lesson ail eathers www. Build-It-Yourself. com

Break Mission Into Simple Parts Wooden Catapult Power Point Lesson www. Build-It-Yourself. com

Break Mission Into Simple Parts Test and measure results! Power Point Lesson www. Build-It-Yourself. com

What we should know 1. How to build Trebouchet catapults 2. How to measure results 3. Catapult physics 4. Proper naming conventions 5. How to present 6. Power Point Guru Advanced Projects: 1. Create additional prototypes 2. Create short video of your catapult 3. Create other types of catapults www. Build-It-Yourself. com