Science Teaching Tips is produced by the Exploratorium's Teacher Institute at http://www.exploratorium.edu/ti. EMAIL US at teachingtips@exploratorium.edu. This podcast is a bite-sized podcast for science teachers, by science teachers. In each 5-minute episode, we give you hands-on activities, science facts, science history, pedagogy tips for new teachers, or other ideas for your science classroom. Please comment on our podcasts we love hearing your opinions.more