I levitate my iphone on a platform using a jet of water from the garden hose.
Space towers video: https://www.youtube.com/watch?v=5QLOAQmZbZs
string shooter video: https://www.youtube.com/watch?v=rffAjZPmkuU
Help me make videos by donating here: https://www.patreon.com/CodysLab
