Download or read book Polly's Pen Pal written by Stuart J. Murphy and published by Harper Collins. This book was released on 2005-03-01 with total page 44 pages. Available in PDF, EPUB and Kindle. Book excerpt: Polly's pen pal, Ally, is 125 centimeters tall, weighs 25 kilograms, and lives 450 kilometers away -- and Polly is determined to find a way to visit her! A story of long-distance friendship introduces basic metric measurements to children.