Okay, wait. WHAAAAAT were they supposed to be doing now? Why did they need this ridiculous tape, too? Sophie stretched hers out and eyed it like it might turn into a blob of green goo soon. She was just so confused, but...what about Arithmancy was really straightforward anyway?

"Caleb, stand still so I can measure you," she said, gesturing a hand in his direction. How was she supposed to get an accurate measurement if her brother kept moving around? You, too, Ravenclaw Boy. Marcus, she remembered. Get still, everybody!