Simple Manual Motor Model with 2 Magnets, 5.5" Size_Large illustrating how current direction and

illustrating how current direction and field together produce force

5-inch wood-framed demonstration manometer with a borosilicate 3

sized to grip rod or foil electrodes at fixed spacing for repeatable electrolysis and electrochemical-cell setups

Conversion chart for SWG/AWG/Inches:

suited to fieldwork in geography units and orientation activities outside the classroom

Simple Manual Motor Model with 2 Magnets, 5.5" Size_Large illustrating how current direction andHand cranked simple motor model on a 5. 5 inch base with two labeled magnets and 4mm sockets, demonstrating magnet action, induced current, and the alternator principle with stationary inductors.