Wedge Model, Demonstrates How A Wedge Can Increase Mechanical Advantage., Each

Details:

Ull; this wooden machine is elegantly designed to demonstrate how a wedge can increase mechaincal advantage • easy for students to use and meassure • includes an instruction manual to fascilitate student and teacher use of the apparatus • made of particle board and wooden components. 13 5/8" By 3 5/8" base with adustable height. Wedge - wooden constructio