I’ve posted a couple of times about Joe Barnard‘s development of model rockets that can land vertically like a SpaceX Falcon 9 first stage. (See posts here and here.) This article is about Barnard and his rockets: Meet the Amateur Rocketeer Building Self-Landing Replicas of SpaceX Rockets – Motherboard.
Here is the first entry in an upcoming series of tutorial videos explaining the model rocket landing techniques:
In this video, Barnard goes into some detail about a recent test of a model of a Falcon Heavy upper stage: