As the figure below shows, the gap between Australia and Singapore, the world's highest performing country in Year 8 mathematics, widened between 1995 and 2015. (teachermagazine.com.au)
No Time to Lose (August 2016) from the National Conference of State Legislatures (NCSL) contains conclusions from an 18 - month - study by these state officials of the educational systems of high performing countries. (jackjenningsdc.com)
High performing countries demonstrate successful education policies that the United States should adopt to improve student performance. (studentsfirstny.org)