CEFR：
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ISBN：9781913918095
Think Like a Scientist: Ask Questions! Read! Understand!
$340
ISBN：9781912909353
Question Everything!: An Investigator's Toolkit
$340
ISBN：9781912909278
Real-life Disasters: Investigate what really happened!
$450
下單後立即採購，需4個月。
ISBN：9781911509080
Real-life Mysteries
$450
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