<p>Great; thanks for sharing. The AP teacher at my school recommends, PR. Wondered when you had a chance, which of the 2 are better. Typically I use the crash course when I know the topic pretty well.</p>
<p>Great; thanks for sharing. The AP teacher at my school recommends, PR. Wondered when you had a chance, which of the 2 are better. Typically I use the crash course when I know the topic pretty well.</p>