Catalog number RB-02.
This kit includes one set of resistance boards: Components include a Pencil Lead board, a Wire Resistance board, three kinds of pencil leads, eight clips, four pairs of binding posts, four gauges of nichrome wire, and printed cm-gauge labels for the boards.
The Ohm’s Law Kit includes a set of: four different of carbon resistors, AA and 2-AA battery holders, plastic canvas to mount resistors.
Assembly required. Batteries and digital multimeters (two needed) are available from several vendors.