Metal Spouting Cylinder Item Type_Shot Glass Hand-painted dicot root transverse section

Hand-painted dicot root transverse section model exposes epidermis

Nickel-plated T-pins provide secure specimen pinning with broad heads for stable dissection board mounting in biology laboratories

showing that air resistance — not mass — accounts for differences in fall time under gravity

Adjustable locking hook positions items 110 mm from the support rod on this suspension clamp

diffraction

Metal Spouting Cylinder Item Type_Shot Glass Hand-painted dicot root transverse sectionMetal spouting cylinder with multiple outlet holes at different heights, producing water jets of varying distances to show how pressure increases with depth in hydrostatics.