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

this analog DC ammeter at 0

Base-mounted 2-stroke diesel engine model in aluminum and plastic

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

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

bottle in borosilicate glass holds 125mL with glass stopper for biological oxygen demand testing and water quality analysis

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.