Frog Development Anatomical Model, 61 x 41 x 6cm Subcategory_Lab Jacks Used to crank a row

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

Classroom-wide polling clicker system enabling real-time student response during lessons

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

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

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

Frog Development Anatomical Model, 61 x 41 x 6cm Subcategory_Lab Jacks Used to crank a rowBuilt for amphibian development study, this frog model demonstrates egg, tadpole, and adult stages for metamorphosis and life cycle teaching.