Guy Trainin, University of Nebraska has been creating a series of Podcasts, 150 episodes so far. One each week and only about 5 minutes in length.
Here is the link to the Tech Edge: iPads in the Classroom YouTube channel to find all the episodes. The most recent is about using Padlet in the Classroom. There is much to learned in only 5 minutes each week, I encourage you to check them out and subscribe. Also available in iTunes.