In the movie, Arad shows us the small mechanisms created by his ex-students Tom Foulsham and Valentin Vodev to agitate the furniture pieces while on display. Click on the symbol in the bottom right of the video window to view the movie in full-screen HD.
Watch Arad talk about has background and upbringing in our second movie.
Take a tour of Arad's north London studio in our first movie here.
Dezeen is online media partner for Ron Arad: Restless, which runs until 16 May. Click here for info and tickets.