This booklet summarizes the mathematics chapter from the Handbook of research on improving student achievement, second edition, published by the Educational Research Service. The Handbook is based on the idea that, in order to succeed, efforts to improve instruction must focus on the existing knowledge base in respect of effective teaching and learning. [...] The practices identified in this booklet reflect a mixture of emerging strategies and practices in long-term use. The authors briefly summarize the research supporting each practice, describe how this research might be applied in actual classroom practice, and list the most important studies that support the practice. [...]

This booklet summarizes the mathematics chapter from the Handbook of research on improving student achievement, second edition, published by the Educational Research Service. The Handbook is based on the idea that, in order to succeed, efforts to improve instruction must focus on the existing knowledge base in respect of effective teaching and learning. [...] The practices identified in this booklet reflect a mixture of emerging strategies and practices in long-term use. The authors briefly summarize the research supporting each practice, describe how this research might be applied in actual classroom practice, and list the most important studies that support the practice. [...]