Utah classrooms may soon be making the switch to open-source online textbooks that can be cheaper and easier to update, the Associated Press reports. The Utah State Office of Education announced this month it will develop and support the open textbooks for language arts, science and math. The agency is urging schools and districts to adopt the books this fall. Officials say open textbooks are written by experts, vetted by their peers, and posted online for free downloading and use by anyone. They also can be printed…