Great Project

Invented in Egypt by the ancient Greek mathematician Archimedes , the Archimedes Screw , or water screw , as it is commonly known, was used for irrigation and lifting water from mines and ship bilges.  The water screw works wonderfully for science and history class assignments and science fair projects.

Easy to Build

All TrebuchetStore.com 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 designs require no complicated layout or joinery.

TrebuchetStore.com plans come complete with:

• Parts Shopping List
• Measured Drawings for all parts
• Assembly Drawings
• Step by step Assembly Instructions
• Step by step Operating Instructions

All the information you need to complete your project quickly and easily.