3" ABS Pulley with 50mm Ball Bearing and Thumbscrew prop65 Grips burettes

Grips burettes

sized for higher-resistance work where milliampere-level currents need to be set without overheating the component

Four 153 x 76mm plates - each holding 98 iron-rod plotting compasses in a 14 x 7 matrix - assemble flat or as the faces of a cube to display 2D and 3D field-line patterns

each disc 37 mm in diameter and 11 mm thick

sized for breadboarded circuits where the standard 4mm patch wires would overrun the apparatus footprint

3" ABS Pulley with 50mm Ball Bearing and Thumbscrew prop65 Grips burettesABS plastic pulley with a 50mm ball bearing wheel, a thumbscrew clamp for rod attachment, and an 18mm attachment diameter for pulling small weights in mechanical advantage experiments.