Why impact lawn sprinklers are so amazing

The entertaining and delightful host of Technology Connections convinced me that impact lawn sprinklers are a lot cooler than I had previously imagined.

Animated explainer video: how an oscillating fan works

Here's another excellent explainer video from CGI animator Jared Owen (see my previous posts about his explainer videos: escalator, combination padlock, pull-back toy car, gumball machine). This time, Jared shows how the various mechanisms in an oscillating fan work.