Educational, Lorenz. <br/><br/>
Central Ideas (CCSS RI.7.2). 

 - 1 online resource (10 pages) 
 - Common Core State Standards .
 - Common Core State Standards .
<br/><br/><label>ISBN: </label>9780787708870 
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.