US$ 86.62
this analog DC ammeter at 0
reducing the need for separate tool types
and connecting leads in one teaching package
Converts flowing-water kinetic energy into electricity through a mini water turbine coupled to a dynamo
Rotation-to-linear gear-rack simple-machine model converting circular gear motion into straight-line rack travel
Miniature Articulated Human Skeleton Model with Stand, 17.5" Tall Physics_Light & Optics this analog DC ammeter atArticulated joints allow posing the 17. 5 inch skeleton in various positions for kinesiology demonstrations, mounted on a rod stand for tabletop reference.
US$ 86.62
US$ 65.93
US$ 150.56
US$ 52.03
US$ 148.30
US$ 153.27
US$ 132.25
US$ 41.06