Wifi School Project.mp4 -

Place a device (like a phone) a set distance from the router and record the baseline signal strength.

Perform a speed test before and after to see if the signal strength (measured in % or dBm) increases. 2. The Science Experiment: Signal Interference Wifi School project.mp4

An empty, clean soda can or a piece of cardboard covered in aluminum foil. A utility knife or strong scissors. A router with a vertical antenna. Preparation: Wash and dry the can thoroughly. Place a device (like a phone) a set