If you have a cat, you know what it's like when they decide it's time to play. This DIY Cat Laser Robot , shared by Benjamin of the TrionFilms YouTube channel, was designed specifically to include your feline friend! It uses a Raspberry Pi to move a laser light around the room for your cat, or any other interested pet, to chase.
In addition to boasting the Pi single-board computer, this robot uses a couple of servo motors









