3D Plant Cell Sectional Model, 13 x 9", Hand-Painted Racks & Stands_Test Tube Racks demonstrating mechanical-to-electrical energy conversion as

demonstrating mechanical-to-electrical energy conversion as the crank lights the bulb

Cubic 16 by 16 by 16 cm footprint defines this autoclavable polypropylene test tube basket

5x clear views through a 3-inch optical-glass lens with a 6-inch focal length

Universal laboratory clamp holder with dual 360-degree boss head rotation

supporting digestive system anatomy teaching

3D Plant Cell Sectional Model, 13 x 9", Hand-Painted Racks & Stands_Test Tube Racks demonstrating mechanical-to-electrical energy conversion asSectional 3D plant cell model exposes cell wall, chloroplasts, vacuole, nucleus, and organelles with hand painted detail on a mounted base for biology teaching.