7-Piece Acrylic Blocks Set, 15mm Thick, with Wooden Storage Glassware Solid specific gravity bottle in

Solid specific gravity bottle in borosilicate glass holds 50mL for precise density determination of solid samples in physics and chemistry

Hand-cranked Van de Graaff generator with a 9

and a 40 mm stoppered charging port for thermal work

Adjustable locking hook positions items 110 mm from the support rod on this suspension clamp

7V to 24V for breakdown-region demonstrations

7-Piece Acrylic Blocks Set, 15mm Thick, with Wooden Storage Glassware Solid specific gravity bottle inSeven piece acrylic blocks set at 15mm thickness with all faces polished, the wooden storage box housing the slimmer format optics shapes for ray box friendly experiments.