Male Pelvis Model, Hand-Painted Human Anatomy_Human Skeletons & Bones this metal helix lets stairwell-scale

this metal helix lets stairwell-scale wave-propagation experiments amplify the visibility of standing waves

Diamond lattice kit with 39 carbon atoms and 60 connectors for building the tetrahedral covalent network that gives diamond its exceptional hardness and optical properties

eliminating cord-threading during setup in compound-pulley experiments

Tandem double plastic pulley pairing 38mm and 50mm low-friction wheels on an open-sided steel frame

and steel in a snap-top case

Male Pelvis Model, Hand-Painted Human Anatomy_Human Skeletons & Bones this metal helix lets stairwell-scaleHand painted male pelvis model exposes the narrower male specific proportions and pelvic inlet shape compared to the female pelvis for sex difference anatomy teaching.