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.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.
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