Grady Whill and the Templeton Codex By Carole P Roman – Pump Up Your Book Tour. Genre: YA. Join Grady and Aarush as they test the limits of their physical and emotional endurance… Harry Potter meets Sky High. If you’re a fan of young adult stories where protagonists go to mysterious schools to train their superhuman abilities, don’t miss out on Grady Whill and The Templeton Codex. Read Excerpt.