Variability in the formal and informal content instructors convey in lectures

Handbook of research on mathematics teaching and learning

Choice Reviews Online · 1992 · 6.1K citations

Education, Mathematics, Mathematics Education +10

On Two Metaphors for Learning and the Dangers of Choosing Just One

Anna Sfard · Educational Researcher · 1998 · 3.6K citations

Education, Teaching, Instructional Design +12

Sociomathematical Norms, Argumentation, and Autonomy in Mathematics

Erna Yackel, Paul Cobb · Journal for Research in Mathematics Education · 1996 · 1.6K citations

Education, Sociology, Mathematics Instruction +7

Sociomathematical Norms, Argumentation, and Autonomy in Mathematics

Erna Yackel, Paul Cobb · Journal for Research in Mathematics Education · 1996 · 975 citations

Education, Sociology, Mathematics Instruction +7

When Good Teaching Leads to Bad Results: The Disasters of 'Well-Taught' Mathematics Courses

Alan H. Schoenfeld · Educational Psychologist · 1988 · 621 citations

Education, Instruction, Mathematics Education +6