1. Children as teachers: Theory and research on tutoring,1976
2. When two wrongs make a right: Promoting cognitive change through social conflict;Ames;Developmental Psychology,1982
3. The jigsaw classroom;Aronson,1978
4. Socio-cognitive conflict and cognitive growth in young children;Bearison;Merrill-Palmer Quarterly,1986
5. Conversations between friends: An appraisal of processes and theories;Berndt,1987