Ellis Gibson (B.Sc. in Mechanical Engineering)

To make a battery-powered magnet, tightly wrap copper wire around a nail in the same direction. Connect the wire ends to a battery. Test the magnet’s strength by picking up paper clips. For a stronger magnet, use more wire or a larger nail. This experiment demonstrates basic electromagnetism principles effectively. The strength of your battery … Read more

To make a battery-powered light-up sign, choose USB power or battery types like AA batteries. Use a battery pack for easy portability. Attach self-adhesive LED strips to your custom design. You can also add a remote control for flashing effects. This setup allows you to enjoy your neon sign anywhere, without needing an electrical outlet! … Read more

To make a battery-powered boat, gather materials like foam, batteries, and an electric motor. Build a waterproof frame and attach the motor to the stern for propulsion. Keep the design lightweight for simplicity. Prioritize safety and ensure stability for a successful and enjoyable DIY project. Now, attach the battery to the hull, ensuring it is … Read more

To make a battery pack in series, connect the positive terminal of the first battery to the negative terminal of the second battery. Continue connecting each battery this way. Finally, connect a wire from the negative terminal of the first battery to your application. This series connection increases the overall voltage of the pack. Connect … Read more

To make a battery from household items, gather a plastic cup, soda, and an aluminum can. Fill the cup with soda. Cut an aluminum strip from the can. Optionally, sand it to improve contact. Place the aluminum and a copper strip in the soda. Attach lead wires and test your homemade battery’s voltage safely. This … Read more

To make a battery-operated wind turbine, start with a small generator. Create blades from PVC pipe. Assemble a hub and turbine mounting. Build a solid tower base using wood or metal plates. Use tools like screws and bolts for assembly. Connect the turbine to a battery to store energy. This system can power an LED … Read more

To make a battery-operated toy car: 1. Gather materials (battery, motor, wheels). 2. Attach the motor to the base. 3. Connect the motor to the battery. 4. Secure the wheels. 5. Test the car for function. Follow safety tips and ensure age suitability. Enjoy building your toy car! Once the connections are made, place the … Read more

Create a battery holder from paper using these materials: card stock, copper tape, and scissors. Follow these steps: 1. Cut the card stock into the desired shape. 2. Attach copper tape to connect the battery. 3. Make a pocket for the battery. 4. Secure the tape and battery. Your paper battery holder is now ready! … Read more

To make a battery-free flashlight, gather materials like two LEDs and a unipolar stepper motor. Follow step-by-step instructions to create a hand-powered LED torch. This Tesla Torch V2 design uses energy from your hand power for light. It offers energy efficiency and eliminates the need for batteries, making it a sustainable choice. To create this … Read more

To make a battery for solar power, start by assessing your energy needs. Use LiFePO4 cells for safety and durability. Add a charge controller to regulate solar input. Determine the battery capacity, such as 4500Wh. Connect all components properly, and regularly check battery levels for safety and optimal performance. Next, gather necessary materials, including battery … Read more