Frog Development Anatomical Model, 61 x 41 x 6cm Subcategory_Lab Jacks this Brownlee-pattern apparatus gives a

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

Used to crank a row of 16 cam-driven rods through a moving sine wave

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

Simple-form Boyle's Law apparatus pairing a graduated plastic syringe on a wooden block with a weighted piston

designed to hold visible iron-filing field lines and support side-by-side magnet-strength comparisons in mechanics labs

Frog Development Anatomical Model, 61 x 41 x 6cm Subcategory_Lab Jacks this Brownlee-pattern apparatus gives aBuilt for amphibian development study, this frog model demonstrates egg, tadpole, and adult stages for metamorphosis and life cycle teaching.