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The lightweight metal rack has a built in carrying handle
Blank spaces at bottom and sides for notes and workings
The posters cover: Sketching in 3D - creating shapes and using segments
including circle
Curriculum mapping & customisation
Simple Circuit Module - Reed Relay SE1138 The lightweight metal rack hasSimple Circuit Modules: LED BoardsLarge light emitting diodes with series resistor of220ohms for p. ds of upto 6V. Reed RelayA current through the coil produces magnetism to causethe reed to switch another circuit. The reed contacts are protected from short circuit damaged by series resistor.
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