Reaction Timer allows you to precisely quantify a person's reaction time by recording how quickly they can flex their muscles in response to a stimulus, Stimulate with two different colors of light in 3 different locations to test for visual reaction time
Measures [degree]C/F. Range is -50 to 300[degree]C. Stainless steel probe. Has an accuracy of +-1[degree]C between -20 and 100[degree]C. Resolution is 0.1[degree] from -20 to 200[degree]C. Stem length: 28.9cm. With 1.5V silver-oxide battery. NIST traceable.
Cork Stopper, function as a closure for bottles, vials, laboratory vessels and other openings, They are effective for both liquid and solid mediums and offer light weight, Length: 17 mm, Top Diameter: 13 mm, Bottom Diameter: 9 mm, Stopper No.: no.2
Lattice Lab System, Set no. 2, assortment of aluminum rods, Contents: Foot Plate, 2-5/16in diameter, Set Screw for Foot Plate, Anchoring Screw for Foot Plate, hook Connector with Thumbscrew, suppprt rods from 2in to 48in long, and 1/2 in diameter