Rheoscopic Fluid Concentrate Plastic Labware_Plastic Wash Bottles sized for two-cell battery-pack circuits

sized for two-cell battery-pack circuits and the standard ray-box and panel-lamp apparatus

sized to detect bidirectional currents stronger than the milliampere-class meters can read

Complex ion oxidation kit demonstrates coordination chemistry through color changes

supplying the standard short-reach patch wire for student-built 4mm-socket circuits at the bench

Rheoscopic Fluid Concentrate Plastic Labware_Plastic Wash Bottles sized for two-cell battery-pack circuitsConcentrated rheoscopic fluid for mixing into pearlescent water suspensions that reveal currents, turbulence, and convection cells, supporting weather pattern and ocean circulation demos.