The Secret Life of Machines
Mr. Hunkin has been publishing a new Secret Life of Components series to youtube: <a href="https://www.youtube.com/watch?v=6JAgXz6xO0s&list=PLtaR0lZhSyANYB0Xxb9OSp47pHuQmj3Ol" rel="nofollow">https://www.youtube.com/watch?v=6JAgXz6xO0s&list=PLtaR0lZhSy...</a><p>It is really great stuff if you enjoy building things.