Dustan smiled but remained stationary as Miss Wood performed the Charm to excellent effect.

"Well done", he said, finally lowering his wand.

As for the Charms professor... it had taken Dun quite a while to learn to think of him as his professor at school, not his grandfather, but he'd got there in the end. And although an excellent teacher, "Professor Ruskin" could be intimidating at times. "Perhaps you just needed a fellow student to help", he suggested. "More an equal than a teacher."