John Spencer-PBL Resources
PBL Learning Archive
http://www.spencerauthor.com/category/project-based-learning/
John Spencer Youtube Channel
https://www.youtube.com/user/OurSocialVoice/videos
http://www.spencerauthor.com/category/project-based-learning/
John Spencer Youtube Channel
https://www.youtube.com/user/OurSocialVoice/videos