Despite advances in digital learning tools and efforts to close the ed-tech access gap, school budgets remain one of the biggest barriers to classroom technology access, according to a national PBS LearningMedia survey of preK-12 teachers. Although ed-tech advocates campaign for technology's seamless integration into instruction, only 22 percent of teachers surveyed said they have the "right" level of technology in their classrooms. Sixty-three percent of teachers said budgets continue to be bar...