US$ 100.00
Six-inch ID replacement rubber drive belt for the AC/DC dynamo
Built for flame-based heating
substituting for two-bonded centers in standard-convention ball-and-stick molecular model kits
the second universal-logic gate that complements the NAND for any digital-circuit construction
Reel of 250-foot 24 SWG nichrome resistance wire
American Birch Plywood Wooden Knight's Shield, 18 inch Lab Equipment_Centrifuges Six-inch ID replacement rubber driveEighteen inch birch plywood knight's shield supports medieval costume assemblies, theater props, and backyard adventure play.
US$ 100.00
US$ 18.00
US$ 75.00
US$ 145.00
US$ 15.00