Charter schools are the most popular alternative to traditional public schooling in the United States. The majority of research indicates positive effects of charter schools on student performance in traditional public schools. Most studies use the share of charter school students enrolled as a measure of the competitive pressure of charter…

Student achievement is not progressing on mathematics as measured by state, national, and international assessments. Much of the research points to mathematics curriculum and instruction as the root cause of student failure to achieve at levels comparable to other nations. Since mathematics is regarded as a gate keeper to many educational…