In a typical K-12 U.S. classroom, one teacher instructs about 15 to 25 students per class, but cannot possibly divide his or her time evenly among all learners. Some excel, some pass, some are left behind. Enter education technology (or “ed tech”), the much-touted panacea for all that befalls the American teacher. Hailed as the “great equalizer” for its ability to provide universal access to information via the Internet, ed tech has been, in practice, more hype than reality.

This 5 minute video explains the changes that are necessary in how math and science is taught, and how engineering can make science and math come alive.