Leslie's Cube, Copper, 100mm Sides Subcategory_Boiling Flasks paired sides letting students compare

paired sides letting students compare plane and convex reflection in a single tool

8-inch metal flywheel balanced on a horizontal shaft with reference pointer and four wall-mount holes

Cast in powder-coated zinc alloy at thick gauge for high torsional strength

balancing magnification strength against field of view for general reading

Glass tube 33 inches long with a cork piston riding on a stable wooden base

Leslie's Cube, Copper, 100mm Sides Subcategory_Boiling Flasks paired sides letting students compareCopper walled Leslie's cube at 100mm per side with dull black, bright black, white, and polished faces, comparing thermal radiation emissivity from surfaces at identical temperature.