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chuckfriesen
Scratcher
Joined 15 years, 1 month ago
United States
About me
Retired mathematics teacher, technology director, teacher educator. B.S Bethel College, N. Newton, KS M.A. Ohio State University Ph.D. Univ. of Nebraska-Lincoln
What I'm working on
Coding Camps Scratch Coding with Mathematics Connections Online Scratch classes Fractals in Scratch