Frog Development Anatomical Model, 61 x 41 x 6cm Subcategory_Lab Jacks and holders for wiring basic

and holders for wiring basic

Large-format Boyle's Law apparatus with hand pump

this Brownlee-pattern apparatus gives a clean visual proof of the 2:1 stoichiometry of water decomposition

Sixty-five-piece molecular model set with 32 atoms and 33 bonds for demonstrating bonding angles

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

Frog Development Anatomical Model, 61 x 41 x 6cm Subcategory_Lab Jacks and holders for wiring basicBuilt for amphibian development study, this frog model demonstrates egg, tadpole, and adult stages for metamorphosis and life cycle teaching.