Join Sir Cumference, Lady Di of Ameter, and their son Radius for wordplay, puns, and problem solving in this geometry-packed math adventure. King Arthur was a good ruler, but
Sir Cumference, Lady Di of Ameter, and Radius are back in their second Math Adventure! This time, a potion has changed Sir Cumference into a fire-breathing dragon. Can Radius
Sir Cumference and Lady Di discover “Fracton numbers” while purchasing cloth and cheese at the Fracton Faire. While twofourths may seem like the same as one-half, in truth it