Description

this analog DC ammeter at 0

Cut-away 17-inch active volcano model reveals magma chamber

reducing the need for separate tool types

Rotation-to-linear gear-rack simple-machine model converting circular gear motion into straight-line rack travel

and connecting leads in one teaching package

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.

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Miniature Articulated Human Skeleton Model with Stand, 17.5" Tall Physics_Light & Optics this analog DC ammeter at

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