| Induced Currents and Forces | 5K10.05 Wireless Music Nail | 
                                 
                                    |  | 5K10.15 Moving Wire with Magnet | 
                                 
                                    |  | 5K10.20 Coil, Magnet, and Galvanometer | 
                                 
                                    |  | 5K10.25 Magnet, Coil and Flashlight | 
                                 
                                    |  | 5K10.28 Inducing Current in Coils | 
                                 
                                    |  | 5K10.30 Two Coils | 
                                 
                                    |  | 5K10.43 Metal Detector | 
                                 
                                    | Eddy Currents | 5K20.10 Eddy Currents in Pendulum | 
                                 
                                    |  | 5K20.20 Falling Metal Strips | 
                                 
                                    |  | 5K20.22 Eddy Current Brake | 
                                 
                                    |  | 5K20.24 Soft Landing | 
                                 
                                    |  | 5K20.25 Eddy Current Tube | 
                                 
                                    |  | 5K20.25 Magnet Race | 
                                 
                                    |  | 5K20.30 Jumping Ring | 
                                 
                                    | Transformers | 5K30.20 Dissectible Transformer | 
                                 
                                    |  | 5K30.22 Automobile Ignition System | 
                                 
                                    |  | 5K30.30 Vertical Transformer | 
                                 
                                    |  | 5K30.35 Light Under Water | 
                                 
                                    |  | 5K30.40 Weld a Nail | 
                                 
                                    | Motors and Generators | 5K40.17 Solar/Light Powered Motor | 
                                 
                                    |  | 5K40.31 Steam Power | 
                                 
                                    |  | 5K40.32 Hydro Power | 
                                 
                                    |  | 5K40.32 Wind Power | 
                                 
                                    |  | 5K40.40 Motor/Generator | 
                                 
                                    |  | 5K40.45 Coupled Motor/Generators | 
                                 
                                    |  | 5K40.70 Back EMF in a Motor | 
                                 
                                    |  | 5K40.80 Hand Crank Generator | 
                                 
                                    |  | 5K40.81 Hand Crank Generator and Winch |