If you’re carrying around an exposed circuit board and a bunch of wires people are going to notice you. But a dry erase marker won’t turn any heads. And this one holds its own little secret.

The introduction of the SMART Board marked the beginning of a new era in education. It transformed the static nature of chalkboards and dry-erase boards, making lessons more interactive and engaging.

A phrase written atop the dry-erase board in the Sacramento Kings’ locker room captured a sense of what interim coach Doug ...