The literature on formative assessment shows great potential for significant improvements in student achievement. However, little is known about combining formative-assessment strategies, based in large part on short-cycle and medium-cycle assessments, with continuous quality improvement concepts to improve student achievement in mathematics at…

The 21st century will require knowledge and skill well beyond the basic levels of reading and arithmetic that American schools know how to produce more or less reliably. Delivering a "thinking curriculum" to all American students requires major reform in the ways schools and districts organize their work. The transformation of the…