Miniature Articulated Human Skeleton Model with Stand, 17.5" Tall Physics_Light & Optics and inner ear sections support

and inner ear sections support detailed auditory anatomy teaching at 3x enlargement for classroom visibility

reducing the need for separate tool types

Designed to electrolyze water into separately collected hydrogen and oxygen

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 and inner ear sections supportArticulated joints allow posing the 17. 5 inch skeleton in various positions for kinesiology demonstrations, mounted on a rod stand for tabletop reference.