Start class with a picture using stems like "I wonder" or "I notice"
Classroom Sharing Template (with instructions) - have kids volunteer to answer questions or show they need help!
7 Tips for Getting started with Jamboard by Tom Mullaney
Jamboard Templates by Mina Marien
Ultimate Collection of Jamboards by Holly Clark (on Wakelet)
Follow Julia on Twitter for more Jamboard ideas!
Matt Miller at Ditch That Textbook has put together a lot of Jamboard resources: