Spark Notes confuses me...

<p>They have all their books online too?</p>

<p>Check this out: US History</p>

<p><a href="http://www.sparknotes.com/testprep/books/sat2/history/%5B/url%5D"&gt;http://www.sparknotes.com/testprep/books/sat2/history/&lt;/a&gt;&lt;/p>

<p>Along with the rest...</p>

<p><a href="http://www.sparknotes.com/testprep/sat2/%5B/url%5D"&gt;http://www.sparknotes.com/testprep/sat2/&lt;/a&gt;&lt;/p>

<p>Yeah, the books are online. I still bought 'em though. I like to have the questions in front of me on paper, instead of glaring at a computer screen. Whatever works!</p>