Prehistoric Hominin Skull Replica Set, 6-Piece Biology_Human Anatomy and a 3mm thickness

and a 3mm thickness

the series arrangement amplifying the Seebeck voltage for radiant-heat detection experiments

Suspends a 20mm solid brass cube from spring scales for Archimedes'-principle and buoyancy measurement

Half-size digestive system model fits smaller class benches while preserving the full esophagus-to-rectum path and accessory organ anatomy in two removable parts

used for spring-constant and elastic-deformation work

Prehistoric Hominin Skull Replica Set, 6-Piece Biology_Human Anatomy and a 3mm thicknessSix model set of prehistoric hominin skull replicas Afarensis, Africanus, Habilis, Erectus, Neanderthalensis, and Steinheim hand painted for evolutionary anatomy instruction.