Classic American Unfinished Wooden Toolbox, 22.25 x 10 x 10.5 inch Grade_ACS 5-inch slots arrayed on a

5-inch slots arrayed on a 20-inch polished hardwood stand accommodate simultaneous gravity filtrations across student workstations in chemistry classrooms

this thermistor mounts on a transparent base with 4mm color-coded sockets and a printed circuit diagram for sensor-circuit student work

Soda glass capillary tubing measures 7mm outer diameter for melting point determination

and a matched pair of convex and concave lenses for image-formation exercises

Classic American Unfinished Wooden Toolbox, 22.25 x 10 x 10.5 inch Grade_ACS 5-inch slots arrayed on aBuilt from American birch plywood, this 22. 25 by 10 by 10. 5 inch unfinished classic wooden toolbox supports DIY finishing for tool storage and shop organization.