Semicircular Glass Prism Block, 90 x 45 x 15mm Item Type_Shaker Heavy-gauge steel inclined plane with

Heavy-gauge steel inclined plane with built-in vertical

a lamp house

and mechanical-advantage experiments (stand base and support clamp sold separately)

exposing the full urinary tract for combined anatomy and physiology teaching at 15 by 9 inches

telophase — progress across this plant mitosis model for cell division teaching in biology courses

Semicircular Glass Prism Block, 90 x 45 x 15mm Item Type_Shaker Heavy-gauge steel inclined plane withPairs a 90 by 45mm semicircular face with 15mm thickness on a glass prism block, the optical grade body delivering cleaner refraction angles than acrylic peers for precision Snell's law work.