This is reblogged from my post on FreeTech4Teachers
As more schools go 1:1, teachers often feel challenged to make their traditional lessons and activities more interactive. One of my favorite tools is Pear Deck because it allows a teacher to take a PowerPoint, Google Presentation, or PDF and incorporate various student activities to check for understanding and engagement. Pear Deck is free for students and teachers (with a higher end, paid premium model) and it fully integrates with Google Apps for Education.
When you sign in to your Pear Deck account, create a new interactive lesson by selecting “New Deck.” You can then create a slideshow from scratch or import a PowerPoint, Google Presentation, or PDF…
You can the complete article here.