Plastic switch for experiments.
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Made of steel, 12 x 5 mm in pairs ; half red & half blue (for N & S) spray painted, with keepers.
Educational Compass for Physics Lab – Card marked with points of compass & degrees. 175 mm overall diameter. 110 mm needle in case.
Barlow Wheel for demonstrating the conversion of electric energy into mechanical energy. Star shaped copper disc 9cm dia. rotatable vertically on pair of adjustable centres and dipping
Made of steel, half red & half blue ( for N & S ) spray painted, with keepers.
There are no reviews yet.