A resource focused on the Four Cs: Communication, Collaboration, Critical Thinking, and Creativity. May 19, 2017 by Jack Lewis 0 Comments Partnership for 21st-Century Learning. (May 2017) Learn more. Posted in:Latest from the Field See more Prev:Dating in middle school—issues, questions, recommendations. Back: All Posts Next:The tough work of improving school culture. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website