2-Pack Griffin Borosilicate Glass Beaker Shot Glasses, 3.3oz/100mL Class_Class B this motor-generator pairs a split-ring

this motor-generator pairs a split-ring commutator against slip rings with bulb indicators

and d2sp3 atoms for hybridization-and-geometry visualization

polished with ground edges for image-formation experiments in introductory optics

this metal helix lets stairwell-scale wave-propagation experiments amplify the visibility of standing waves

Ratchet-stopped nickel-plated brass 25 mm micrometer screw gauge reading to 0

2-Pack Griffin Borosilicate Glass Beaker Shot Glasses, 3.3oz/100mL Class_Class B this motor-generator pairs a split-ringBorosilicate 3. 3 glass Griffin form beaker shot glasses hold 3. 3oz each in a 2 pack for double sized chemistry themed drinking vessels.