<p>I got recommended to one of these but I don't know which to buy: the 2007 edition or the 2006</p>
<p>For some reason the 2007 edition is about $7 cheaper o.O - anyone know why?</p>
<p>I'm planning to get them from amazon:
<a href="http://www.amazon.com/Kaplan-SAT-2400-2007-New/dp/1419550918/ref=pd_bbs_sr_1/002-2403860-2384058?ie=UTF8&s=books&qid=1173672332&sr=8-1%5B/url%5D">http://www.amazon.com/Kaplan-SAT-2400-2007-New/dp/1419550918/ref=pd_bbs_sr_1/002-2403860-2384058?ie=UTF8&s=books&qid=1173672332&sr=8-1</a>
<a href="http://www.amazon.com/Kaplan-SAT-2400-2006-New/dp/0743498658/ref=pd_bbs_sr_2/002-2403860-2384058?ie=UTF8&s=books&qid=1173672332&sr=8-2%5B/url%5D">http://www.amazon.com/Kaplan-SAT-2400-2006-New/dp/0743498658/ref=pd_bbs_sr_2/002-2403860-2384058?ie=UTF8&s=books&qid=1173672332&sr=8-2</a></p>