Have you talked your parents into downloading Google Earth but can’t stomach the idea of explaining over and over again which button does what and why? Briton Richard Treves comes to the rescue by posting the start of a series of 10 screencasts that step through the most basic aspects of Google Earth. The plan is to release one weekly.

Complete with sound, it’s just like watching over the shoulder of somebody very patient who repeats himself at your command. It doesn’t get much simpler than this.