What are the best prep books for AP Biology and AP European History????

Test Preparation AP Test Preparation
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<p>AP Biology ..Get Cliffnotes.. Or barrons if u have alot of time on ur hands (barrons overpreps u; cliffnotes is just good enough for a 5..)</p>

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<p>Bio: Barrons is amazingly clear and synthesizes the information in the Campbell's book fantastically. I used it to prep for both the SAT2 and the AP and I did very well on both (740 and 5). I am not a science person at all but Barrons makes the information easy to retain.</p>

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<p>Barron's and REA respectively.</p>