SAT score averages vary by state, and Education Dive ran the numbers to see who's coming out on top. Our breakdown, along with pieces on K-12 classroom approaches and Arne Duncan's anti-paper stance became the most read news items on the site this week.

Find out about those stories and more at the links below. You'll be better informed for doing so:

• The top 10 states in the U.S. by mean SAT scores—Education Dive looks at which states have been getting the highest average scores by category and asks the College Board for some context.
• McGraw-Hill exec says tech will necessitate a rethinking of K-12 age-grouping—Are multiage, competency-based classrooms the way of the future?
• S.F. startup creating virtual classrooms with iPad apps—Innovative technology empowers users to participate in classroom discussions, no matter where they are.
• Rise of free courses presents a challenge to UC Online—The University of California's online school has fallen short of the revolutionary force it was pitched as.
• Duncan calls for end to paper textbooks—Duncan's remarks were made before the National Press Club, where he also lashed out against Republicans.

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