One Idea With: Author Mark Barnes

In this installment of One Idea With: Discovery Education Senior Vice President Scott Kinney interviews 20-year classroom teacher and ASCD author Mark Barnes.

The author of Role Reversal: Achieving Uncommonly Excellent Results in the Student-Centered Classroom,  Mr. Barnes’ One Idea focuses on the future of grading and assessment.  Watch the video below to learn more, then visit for additional information on Mr. Barnes’ work to transform teaching and learning.


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