Design research studies provide significant opportunities to study new innovations and approaches and how they affect the forms of learning in complex classroom ecologies. This paper reports on a two-week long design research study with twelve 2nd through 4th graders using curricular materials and a tablet-based diagnostic assessment system, both…

The National Council of Teachers of Mathematics (NCTM) is committed to strengthening relations between research and practice and to the development of a coherent knowledge base that is usable in practice. The need to work toward connection and coherence is not unique to the field of mathematics education. Fields such as medicine, software…

This chapter presents some ways to reorganize science and mathematics education guided by a wisely chosen, strategic, and secure research base. Needs for systemic reform, educational equity and quality as complementary goals, and urgent and strategic investment in research are discussed. Targets for new research and development are also identified…

This chapter describes a research design model that utilizes both theory and common, core classroom conditions in order to create and investigate new instructional strategies. Transformative and conjecture-driven teaching experiments are introduced which were developed to change and reform current teaching practice. It is suggested that such a…