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内容简介

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.

作者简介

Stuart J. Murphy is a visual learning specialist. A graduate of the Rhode Island School of Design, he has a strong background in design and art direction. He also has extensive experience in the world of educational publishing. Drawing on all these talents, Stuart J. Murphy brings a unique perspective to the MathStart series. In MathStart books, pictures do more than tell stories; they teach math.

Stuart J. Murphy and his wife, Nancy, live in Boston.

前言/序言

Polly's Pen Pal波利的笔友 [平装] [6-10岁] 电子书 下载 mobi epub pdf txt

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1级最简单。

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注意看图片右下角，有级别的。

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两个笔友之间的通信和联系，介绍了长度 方位等数学方面的知识

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这套都很不错，可惜我没买全。

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去年200-100时试探性买了两本，尽管现在出了中译本“数学启蒙”，还是趁活动全收了。

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书不错，喜欢很久 了 终于买下书不错，喜欢很久 了 终于买下

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适合阅读和启蒙的一套数学绘本

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非常好的系列书，娃儿很喜欢

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参加了满200—100的活动，价格很给力！

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