The Chalkboard TeacherWhen Elena Sharma retired, she didn't embrace rest; she embraced restlessness. A renowned professor of literature, she couldn't stand the quiet of her apartment while a few miles away, a generation of bright minds in the marginalized settlement of Shivpuri was being quietly abandoned.The "school" was a leaky lean-to, and the only teaching tool was a massive, scarred chalkboard, its frame warped with age. It had been salvaged from a scrap heap, one corner chipped off like a missing tooth, but to Elena, it was a blank canvas.She began teaching twelve children, ranging from seven to twelve, crammed