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Experiment #1: the light bulb – Elenco Electronic Playground 50-in-1 Experiments User Manual

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Experiment #1: the light bulb | Elenco Electronic Playground 50-in-1 Experiments User Manual | Page 8 / 72 Experiment #1: the light bulb | Elenco Electronic Playground 50-in-1 Experiments User Manual | Page 8 / 72