” Yet not, an assessment accredited by U.S. Company out-of Training evaluate instructional consequences from inside the solitary-sex and coeducational classrooms figured no positive advantages might possibly be discerned. Furthermore, large-size evaluations in the uk, Canada, Australian continent, and you will Brand new Zealand, as well as analyses of information throughout the Plan to possess Worldwide Beginner Investigations, located scant total difference between instructional consequences obtained when you look at the single-sex and you can combined-sex instructional classrooms (OECD, 2009; Smithers & Robinson, 2006; Thomson & Ungerleider, 2004; ).