I Wonder Why Ultimate Collection: 20 Amazing Q&A Books (附書盒)(有音檔QRcode)

兒童科學百科，以對話方式解答孩子對生活周遭的十萬個為什麼。全套20冊，收錄為何要建金字塔、火山為什麼爆發等內容，每本皆附QR-Code音檔，搭配文字、聆聽對話，更容易牢記知識。

A collection of twenty titles from our perennially popular I Wonder Why series, with its winning question and answer format and cased in attractive slipcase.

This highly popular and long-running series explores the questions that young readers ask about the world around them in an unrivalled child-friendly style.

The conversational format is perfect for delivering solid information in a natural, amusing and imaginative way.

本套書附書盒，包含以下20本平裝讀本，每本均附音檔QRcode--
01- I wonder why camels have humps 為何駱駝有駝峰
02- I wonder why caterpillars eat so much 為何毛毛蟲吃這麼多
03- I wonder why Columbus crossed the Ocean 為何哥倫布要橫越大西洋
04- I wonder why there's a hole in the sky 為何天空中有洞
05- I wonder why kangaroos have pouches 為何袋鼠有育兒袋
06- I wonder why leaves change colour 為何樹葉會變顏色
07- I wonder why mice are musical 為何老鼠是音樂家
08- I wonder why my tummy rumbles 為何我的肚子會咕囉咕嚕叫
09- I wonder why planes have wings 為何飛機有翅膀
10- I wonder why pyramids were built 為何要建金字塔
11- I wonder why the sea is salty 為何海水是鹹的
12- I wonder why snakes shed their skin 為何蛇要脫皮
13- I wonder why soap makes bubbles 為何肥皂會產生泡泡
14- I wonder why spiders spin webs 為何蜘蛛要織網
15- I wonder why stars twinkle 為何星星會閃爍
16- I wonder why the Sun rises 為何太陽會升起
17- I wonder why tricerstops had horns 為何三角龍有角
18- I wonder why valcanoes blow their tops 為何火山會爆發
19- I wonder why the wind blows 為何風會吹
20- I wonder why zips have teeth 為何拉鍊上有牙齒