Research Report
Better Instruction, Not More Time: A longer school day and year will be North Carolina’s next education fad
posted July 31, 2007 by Dr. Terry Stoops
There is no consistent relationship between in-school instructional time in mathematics and a nation’s average score on an international mathematics test. Researchers from Pennsylvania State University concluded that there was no statistically significant correlation between instructional time in math, science, reading, and civics and test scores on international assessments of those subjects.