US$ 19.50
plus a removal tool in a 4-compartment storage box
the second universal-logic gate that complements the NAND for any digital-circuit construction
substituting for two-bonded centers in standard-convention ball-and-stick molecular model kits
Continuously motor-driven to supply a steady high-voltage source
Built for flame-based heating
American Birch Plywood Wooden Knight's Shield, 18 inch Lab Equipment_Centrifuges plus a removal tool inEighteen inch birch plywood knight's shield supports medieval costume assemblies, theater props, and backyard adventure play.
US$ 19.50
US$ 17.95
US$ 69.95
US$ 17.95