Simple Circuit Kit for Series and Parallel Wiring Subcategory_Power Supplies Thirty-two-inch advanced pulley demonstration set

Thirty-two-inch advanced pulley demonstration set with 8 singles

the f/3 curvature stretching the focal throw for demos that need the focal point set comfortably beyond the mirror face

supporting classroom chemistry and benchtop washing workflows

3 glass Griffin-form beaker shot glasses hold 3

and mixed autotrophic-heterotrophic characteristics for protist biology teaching

Simple Circuit Kit for Series and Parallel Wiring Subcategory_Power Supplies Thirty-two-inch advanced pulley demonstration setBuilt for introductory electricity instruction, this simple circuit kit supplies batteries, wires, bulbs, knife switches, and holders for wiring basic, parallel, and series circuits.