Aluminum Plotting Compass, 4" Diameter Rod Size_23.6" this five-liter polypropylene Euro-design measuring

this five-liter polypropylene Euro-design measuring jug pairs raised graduations with a tapered spout and handle for controlled pouring

this Brownlee-pattern apparatus gives a clean visual proof of the 2:1 stoichiometry of water decomposition

Plastic-cased solar energy kit with a panel

this four-metal cylinder set of brass

Trapezoidal acrylic prism with 89mm and 40mm parallel bases plus 47mm and 35mm angled faces

Aluminum Plotting Compass, 4" Diameter Rod Size_23.6" this five-liter polypropylene Euro-design measuringAluminum cased 4 inch plotting compass with a glass face, large enough for whole class visibility when tracing magnetic field lines around bar magnets.