Sir Cumference and the Dragon of Pi.

Neuschwander, Cindy

Sir Cumference and the Dragon of Pi. - Watertown, MA : Charlesbridge, 1999. - Sir Circumference .

Sir Cumference, Lady Di of Ameter, and Radius are back. This time, a potion has changed Sir Circumberence into a dragon. Join Radius as he tries to answer the riddle what magic number is the same in all circles.

1-57091-164-9


Math and literature
Math--Pi