Electric Paint Pen,used as a liquid wire to draw or print graphical circuits, or even as a conductive adhesive eliminating the need for soldering equipment. also work as a conductive adhesive, providing a safer alternative to using soldering irons, 10ml Pen
Tangent Galvanometer, Features copper magnet wire, adjustable potentiometer, compass and non-magnetic stand. Measure an electric current by determining the magnitude and direction of the horizontal component of Earths magnetic field
Double Convex round Lens, Material: Glass, designed for physics and educational uses, Because of their educational use design, there may be minor imperfections that do not affect physical function, for educational uses, Size: 100mm focal length, 2in diameter and 8mm thick
Basic Plotting Compass, 16mm, Glass Face, Aluminum Case, Diameter: 0.6 In. (1.3Cm), One Individual Unit, Provide A Simple, Teachable Way To Demonstrate Magnetic Fields In Class. Simple Use And Easy Readability Make It Straight-Forward For Students To Map Magnetic Fields