<p>Approximately how much are they?</p>
<p>usually from 10 to 30 or so bucks</p>
<p>Depends how much stuff your professor managed to shove in it… I remember one of my GE courses had a $80 reader I believe. On the upside, he made the material free online, the reader would’ve just been a convenience.</p>
<p>I think I’ve had them go up to $44</p>