US$ 131.25
supporting small-feature eye anatomy teaching
Fourteen-orbital-shape model set with detailed illustrated instructions
Wooden fulcrum-balance simple-machine model with a sliding pivot
5V DC fan motor with a blue plastic blade on a 3
Borosilicate glass equilibrium-tube apparatus with four connected shapes — straight
Simple Machines Wedge Model Material_Aluminum supporting small-feature eye anatomy teachingUsed to demonstrate how a wedge multiplies force during splitting, this wooden simple machine model lets students measure input effort against output splitting force at different wedge angles.
US$ 131.25
US$ 174.50
US$ 134.50