Double-Parallel Plastic Pulley, 50mm Diameter Lab Equipment and Supplies_Metal Labware Hand-painted male pelvis model exposes

Hand-painted male pelvis model exposes the narrower male-specific proportions and pelvic inlet shape compared to the female pelvis for sex-difference anatomy teaching

Hand-cranked to convert mechanical work into electrostatic energy

these concavity microscope slides hold liquid samples for hanging-drop preparations and observation of specimens in suspension

Slotted with a central well on each glass

Double-Parallel Plastic Pulley, 50mm Diameter Lab Equipment and Supplies_Metal Labware Hand-painted male pelvis model exposesDouble parallel plastic pulley with two 50mm wheels in a steel frame and end hooks, a compound unit for demonstrating multi rope mechanical advantage in physics activities.