A Reboot Foundation report finds a negative tie between the use of tablets in school and fourth-grade reading scores. Photo: Tara García Mathewson/The Hechinger Report A mounting body of evidence indicates that technology in schools isn’t boosting student achievement as its proponents had hoped it would. The latest research comes from the Reboot Foundation, which released a study in June 2019 that shows a negative connection between a nation’s performance on international assessments and 15-year-olds’ self-reported use of technology in school.…