Sir Cumference and the Great Knight of Angleland

In this engaging math adventure, Radius embarks on a quest for knighthood, tasked with rescuing a king. Armed with the family medallion for luck, he faces various challenges, including dodging dangers and dragons. The journey culminates in a mysterious castle filled with a maze of angles, testing his problem-solving skills and bravery. With clever wordplay and puns, this installment of the beloved series combines fun with learning, making math an exciting experience for young readers.