为什么蜘蛛要织网?云从何而来?一棵树有多少叶? 好奇的孩子们可以从书中发现这些问题的答案，在这本精美插图的信息书中还有更多的内容，其中包含了超过60个褶叶。这是对自然世界的精彩介绍。

Why do spiders make webs? Where do clouds come from? And how many leaves does a tree have? Inquisitive young children can discover the answers to these questions and many more in this beautifully illustrated information book, containing over 60 flaps to lift. A fascinating introduction to the natural world.