Author:
Format: Quality Paperback
Publisher: Charlesbridge Publishing
Published: Jul 2006
Genre: Children & Young Adults Fiction - Science & Technology - Mathematics
Retail Price: $7.99
Ages: 09 - 12 Pages: 32
When young Per visits her uncle Sir Cumference and his family, she learns how to play the game, 'Inners and Edges.' After she finds a clue linking the game to the mysterious castle on the island of Immeter, she must figure out how to find the perimeter and area of a circle to unlock the island's secret. Math skills taught include finding the area and perimeter of a rectangle and a circle. Introduces an underlying concept of calculus -- using straight lines to measure curves.