Using basic materials like wood, plastic, resin and metal you can build your own diy collection of robot drones. These 3 drones are based on a 1972 film, Silent Running, and are definately a great addition to any home or apartment. Definite babe magnets. Included are basic step by step instructions on how to build your own set of these cute little fellas. Below is a picture from the movie to compare them. For more robot fun, be sure to check out our robot section.