<p>Please recommend books that are harder than the original tests. :)
If you find several websites and online courses particularly helpful, please post them too.</p>
<p>I heard that barrons is good for Math II, I would get PR for world history, I got a 740 and 700 on my first two practice tests with PR, and a 780 on the real one.</p>
<p>Thanks! :D</p>