Ladders Science 5: The Disappearing Badlands (on-level)
National Geographic Learning(Author)
出版社:National Geographic School Pub; 1 edition
出版时间:2013-08
ISBN:9781285359359
词汇量:
页数:32
类别:科普百科
虚构:非虚构
开本:
阅读年龄:阅读年龄 10-11岁 (24.2%), 11-12岁 (20.9%)
A collection of articles linked together by the topic of the Badlands National Park in South Dakota