Toys, Games and Hobby Products Design ahaDRONE Kit Cardboard Drone by Srinivasulu Reddy ahaDRONE, a lightweight drone designed to fit within the 18 inch square corrugated board, a paperboard engineered for aerospace applications. The flatpack do-it-yourself kit includes all components necessary to build a cardboard drone along with a detachable safety guard. The assembled drone has an all up weight of 250 grams and airframe weighing 69 grams. The flight controller includes accelerometer, gyroscope, magnetometer and barometer, can be interfaced with I/O devices to extend its functionality. The opensource design, software and electronics makes it fun to build and fly a drone.