9 scientific apparatus for educational purposes, namely, altimeters, anemometers, graduated rulers, barometers, scales, compasses, calipers, clinometers, thermometers, thermometer racks, apparatus to measure liquid volume, measuring cups, measuring spoons, measuring jars, protractors, measuring pitchers, rain gauges, electric timers, spectroscopes, tape measures, electronic timers, and folding rulers in the nature of yard sticks; lab supplies for educational purposes, namely, batteries, battery holders, beakers, binoculars, laboratory glassware, namely, beakers, goggles, safety glasses, laboratory glassware in the nature of calibrated cylinders, laboratory equipment in the nature of weights, microscopes, laboratory glassware in the nature of prepared microscope slides, Petri dishes, pipettes, power supplies, telescopes, test tubes and test tube racks; calculators