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…

In this paper, we describe our learning progressions approach to early algebra research that involves the coordination of a curricular framework, an instructional sequence, written assessments, and levels of sophistication describing the development of students' thinking. We focus in particular on what we have learning through this approach about…

Forty Canadian Indian children in grades three and four were divided into two groups and given a minimum and a maximum remediation program to improve their sequential learning processes. The maximum program resulted in significant improvement in sequential tasks such as auditory and visual memory and reading tests. (JC)