Suchergebnis

• Kooperatives Lernen im Unterricht das Arbeitsbuch Weidner, Margit 7. Aufl., Seelze-Velber : Klett Kallmeyer, 2012

• Learning together and alone cooperative, competitive, and individualistic learning Johnson, David W. ; Johnson, Roger T. 5. ed., Boston [u.a.] : Allyn and Bacon, 1999

• The mastery approach to competency-based education Torshen, Kay Pomerance New York [u.a.] : Academic Pr., 1977

• [Ohne Titel]