Sir Cumference and the Dragon of Pi (A Math Adventure)
Sir Cumference and the First Round Table (A Math Adventure)
Sir Cumference and All the King's Tens: A Math Adventure
Sir Cumference and the Great Knight of Angleland (A Math Adventure)
Sir Cumference and the Off-the-Charts Dessert (Charlesbridge Math Adventures (Paperback))
Sir Cumference and the Viking's Map (Charlesbridge Math Adventures (Paperback))
Sir Cumference and the Sword in the Cone
Round Table Geometry: Sir Cumference Classroom Activities