Magnetic Field Demonstrator - Set Of 4 Plates, Each Plate Is 15.3Cm X 7.6Cm X 0.6Cm - 98 Chambers, 4 Transparent Plates To Demonstrate Magnet Fields, Chamber Containing An Iron Rod And Functioning Effectively As A Plottingcompass, Plates May Be Arranged In Various Ways
Wave Apparatus Demo - Metal, Consisting of a number of eccentric disc supporting a series of metal rods on revolving the handle. For demonstrating longitudinal and transverse motion.