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| George's Secret Key series 1-3电子书mobi+epub资源下载) }3 P3 ]  K, i9 I2 `1 ?7 I 
 $ [: n- j0 d: w$ B) y( j! X下载地址:http://pan.baidu.com/s/1kTT0Qb1 ; g" p9 ?' W- V1 b# `7 x+ l
 作者:Stephen Hawking ; u9 v. ?/ `! _2 J2 _1 d
 适合年龄:8 - 12岁& H8 }+ K" E( O7 p; B
 语言: English
 * `! f9 F) }/ |/ D1 F简介:
 2 O- s% n( {- E' k! A) x; hIn their bestselling book for young readers, noted physicist Stephen Hawking and his daughter, Lucy,
 - z  y) [: ?% y8 ~  Q9 \provide a grand and funny adventure that explains fascinating information about our universe, including
 $ j# t: h' c; n; M$ ^4 g- b" `Dr. Hawking's latest ideas about black holes. It's the story of George, who's taken through the vastness
 2 R* l' W$ B- g) h  q! l; qof space by a scientist, his daughter, and their super-computer named Cosmos. George's Secret Key to the 6 `; E0 h" @$ n; S& V
 Universe was a New York Times bestseller and a selection of Al's Book Club on the Today show.5 y4 P- e9 ?- D1 g9 J. l
 
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 George's Secret Key to the Universe 1 O3 q: E5 D0 F$ k% n* R
 
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 George's Cosmic Treasure Hunt, c+ h+ s' l& x3 T3 s
 
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 George and the Big Bang ) J7 V3 x% p+ U1 h6 ^$ J
 
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 家有小活宝,大活宝来报到! | 
 
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