implementation RME type education differences table exposure result reflection learning research power limitation object content planning REVIEW mathematic INTRODUCTION appendice RESULT definition CONTENTS cycle action subject understanding benefit observation DISCUSSION formulation collection reduction data discussion SUGGESTION instrument statistic indicator mathematical conclusion technique CONCLUSION identification realistic characteristic material operational biography relevant objective procedure iii problem component III REFERENCES analysi location RESEARCH ability IV interactional conceptual using advantage II CHAPTER LITERATURE figure background test step through preface time xii framework list METODOLOGY solving weaknes APPENDICES suggestion abstract mathematization hypothesi