Scott Byrum on his high school chem class: "I’m having to compete with all the Xboxes and the Nintendos, so I have to keep my sword sharp," Byrum says. "Unless I can keep my classroom hopping and keep it exciting, I will lose the students in a matter of moments. This periodic table on the ceiling almost engages their minds visually like a game." http://cen.acs.org/articles/90/i18/Periodic-Table-Ceiling-Elemental-Pups.html