US$ 31.99
sized for energy-storage demonstrations where stored joules need to discharge through a visible load
3125 inches across
the wider-range Wheatstone-bridge reference
this handle-fitted bicycle wheel lets students feel torque resistance in a spinning mass
Hinged V-section arms grip lenses and mirrors up to 75mm in diameter
Wooden Frame Abacus, 6 Steel Wires Chemistry_Molecular Model Sets sized for energy-storage demonstrations whereWooden frame abacus on a 13. 5 by 9. 5 inch finished base, six steel wires carrying 20 beads each for hands on instruction in counting, place value, and basic arithmetic.
US$ 31.99
US$ 249.50
US$ 249.50
US$ 524.50
US$ 26.99
US$ 34.09