Davis : Children lose educational gains in school year , do better with summer . Jennifer Davis : Students from low-income families really fall behind peers with more advantages . Phoenix district extended summer ; scores on state tests went up , she says , failure rates down . All students do better , she says , and it provides opportunities for more creative teaching .
Jennifer Davis : Children lose educational gains in summer , do better with a longer school year . Davis : Students from low-income families really fall behind peers with more advantages . Phoenix district extended school year ; scores on state tests went up , she says , failure rates down . All students do better , she says , and it provides opportunities for more creative teaching .