US$ 102.49
Giant Newton's cradle at 12
Used to position a fine point object on the optical bench
Spare pack of ten low-mass pith balls sized for the standard pith-ball electroscope
Six-lens optics set of three double-convex and three double-concave glass lenses with ground beveled edges
and specific-heat comparisons
Parallel and Series Circuit Demonstrator Pack Size_5 Giant Newton's cradle at 12Five bulb circuit demonstrator with 8 removable metal bars on a heavy base, letting students rearrange bars to convert between series and parallel topologies on the same set of lamps.
US$ 102.49
US$ 139.90
US$ 12.99
US$ 116.97
US$ 284.65
US$ 419.43
US$ 11.99
US$ 309.78