Angrist, Joshua D.; Dynarski, Susan M.; Kane, Thomas J.; … - 2011
traditional reading and math skills. No Excuses charter schools are sometimes said to focus on relatively motivated high achievers … special needs students that may be underserved. The results show average achievement gains of 0.36 standard deviations in math … and 0.12 standard deviations in reading for each year spent at KIPP Lynn, with the largest gains coming from the LEP, SPED …