The answer for some schools: blended learning, which is part computer lesson, part classroom instruction. KIPP Empower Academy in South Los Angeles has had to make virtue out of dire necessity.

Students in a classroom sitting at computer stations. (© Juice Images / Alamy) By Valerie Strauss.

The “computers in the classroom” revolution stalled in the 1990s but is back on course, according to an Arizona Republic article.About 80 computer companies, including Apple, are exhibiting ...