This is a narrative review of research in mathematics education reported during 1987. The purpose of this review is to extract from research reports ideas that may prove useful to school practitioners. Major sections are: (1) "Planning for Instruction" (relating historical developments, aides and grades, teaching approaches, problem solving, drill practice, mental computations, and attitudinal factors); (2) "Mathematical Content and Materials"; (3) "Individual Differences, Evaluation, and Learning Theory"; (4) "Teacher Education" (containing research on preservice and inservice teacher education); (5) "College Level Instruction" (considering prominent researchers and teachers, content, learning, prediction of success, word problems, student errors, remediation, computers, anxiety and sex differences); (6) "Research Summaries"; and (7) "Epilogue: Recommendations for Future Research" (identifying 11 problem areas). A total of 288 references are listed. (YP)