A vintage Knapp Electric Questioner set, likely from the mid-20th century, featuring a wooden case with a dark exterior and red interior accents. The set includes a metal component for electrical connections, two wires with probes, and a collection of "Electric Questioner" cards, some from "Series K No. 116 - Set K The World A Million Years Ago" depicting dinosaurs and prehistoric animals, and others with "Answers by Electricity" on nature themes. The box lid has instructional text for "Knapp Electric Questioner No. 328" and details on obtaining new batteries and additional cards. The overall aesthetic is characteristic of educational toys from the 1930s-1950s. The box exterior shows significant wear, and the internal metal components exhibit rust, indicating its age and history.

Fair - Significant wear to the wooden box exterior, including chipping and peeling of the covering. Internal metal components show notable rust and corrosion. The instructional labels inside the lid are discolored and show some tearing. The included question cards are aged but appear mostly intact.