Eisco Labs Simple Machines, Fulcurm Balance

This wooden machine is elegantly designed and easy for students to useStudy how changing the distance from the fulcrum changes the mechanical advantageStudents can intuatively figure out the balance point for a given set of massesIncludes an instruction manual to fasciliate student and teacher use of the apparatusMade of particle board and wooden components. 8 5/8" by 2 1/42" base with 5 1/4" height. Lever arm is 17 3/4" long.