Overhead US Coin Set, Set of 45 transparent US Coins for use on the overhead projector. Both heads and tails are included for the penny, nickel, dime, quarter and half-dollar. Grades K-4
VWR* Magnetic Induction Stirrer, Color: Gray/Blue, Uses modern magnetic coil technology that has no moving parts resulting in a motor-less wear-free drive, maintenance free unit, Rare-earth magnets ensure a strong magnetic coupling with consistent alignment