Robert E. Reys

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Applications in School Mathematics: 1979 Yearbook.

Sidney Sharron, Robert E. Reys, 1979 .

Developing computational skills

Robert E. Reys, Marilyn N. Suydam, 1978 .

Activities: Discovery With Cubes.

Robert E. Reys, 1974 .

Teaching Kids to Estimate.

Robert E. Reys, Barbara J. Bestgen, 1982 .

Abstraction generalization and design of mathematical experiences for children

Robert E. Reys, Robert E. Reys, Thomas R. Post, 1979 .

Problem Solving in School Mathematics. National Council of Teachers of Mathematics 1980 Yearbook.

Robert E. Reys, Stephen Krulik, 1980 .

Identification and Characterization of Computational Estimation Processes Used by Inschool Pupils and Out-of-School Adults. Final Report.

Robert E. Reys, 1980 .

Films in the Mathematics Classroom

Robert E. Reys, Barbara J. Bestgen, 1982 .

Developing Computational Skills: 1978 Yearbook.

Robert E. Reys, Marilyn N. Suydam, 1978 .

Developing Computational Estimation Materials for the Middle Grades. Final Report.

Robert E. Reys, 1984 .