9 Measuring and teaching apparatus and instruments, namely, measuring rules, calculators, magnifying glasses, magnets including decorative, computer whiteboards, and protractors; mathematical instruments, namely, calculators, measuring rulers, and protractors; sets of mathematical instruments, namely, kits comprised of calculators, measuring rulers, and protractors, pencils; protractors; measuring rulers; calculators; cases and boxes specifically adapted for mathematical instruments in the nature of calculators, measuring rulers, and protractors; replacement parts and fittings for the aforesaid goods