Hollow Acrylic Cube Prism with Stopper, 1 x 1" Glass Dishes & Jars_Glass Crystalizing Dishes Four-piece earth-layer specimen set pairs

Four-piece earth-layer specimen set pairs granite and basalt with olivine and peridotite for crust-to-mantle comparative petrology teaching

with dual rotation dials for quantitative analysis of gear ratios and rotary motion transmission

and arthropod internal structures for entomology teaching

these leather lab gloves protect hands during handling of hot glassware

letting students observe the force on a current-carrying conductor moving through a magnetic field

Hollow Acrylic Cube Prism with Stopper, 1 x 1" Glass Dishes & Jars_Glass Crystalizing Dishes Four-piece earth-layer specimen set pairsCube shaped hollow acrylic prism at 1 by 1 inch with a stopper, the cubic geometry varying refraction angles compared to triangular prisms for Snell's law and TIR demos.