Sir Cumference (series of Books)

Sir Cumference (series Of Books)

Sir Cumference is a series of children's educational books about math, by Cindy Neuschwander and Wayne Geehan. Currently, there are 6 books in the series: Sir Cumference and the First Round Table, Sir Cumference and the Dragon of Pi, Sir Cumference and the Great Knight of Angleland, Sir Cumference and the Sword in the Cone, Sir Cumference and the Isle of Immeter, and Sir Cumference and All the Kings Tens.