Investigation 1 The Force: Magnets & Materials, More Magnetic Properties, Breaking the Force, Detecting Magnetic Fields
Investigation 2 Making Connections: Charge, Lighting a Bulb, Making a Motor Run, Conductors & Insulators, Mystery Boards
Investigation 3 Advanced Connections: Building Series Circuits, Building Parallel Circuits, The String-of-Lights Problem
Investigation 4 Current Attractions: Building an Electromagnet, Number of Winds, More Electromagnets
Investigation 2 Making Connections: Charge, Lighting a Bulb, Making a Motor Run, Conductors & Insulators, Mystery Boards
Investigation 3 Advanced Connections: Building Series Circuits, Building Parallel Circuits, The String-of-Lights Problem
Investigation 4 Current Attractions: Building an Electromagnet, Number of Winds, More Electromagnets
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