Eisco Labs Simple Machines, Block & Tackle

Simple Machines, Block & Tackle Block & Tackle Wooden Simple Machines using more than one pulley

This wooden machine has a sturdy wooden construction ideal for classroom use This apparatus can model how the use of several pulleys increases one's mechanical advantage Students can use this both qualitatively and quantitatively and its design lends itself easily to inquiry based activites Includes an instruction manual to fascilitate student and teacher use of the apparatus Made of particle board and wooden componets. 6 5/8" by 4 3/8" base and 12 1/2" tall.