here to help you guys with bio
for biology, go here:
http://www.squidoo.com/mr-do-biology
for sat, if you have the official SAT by college board 2004 edition, go here:
http://www.squidoo.com/mr-do-sat-study-guide-no-audio
this is where i organized all of my videos so it's easier to navigate.
enjoy
here to help you guys with bio
for biology, go here:
http://www.squidoo.com/mr-do-biology
for sat, if you have the official SAT by college board 2004 edition, go here:
http://www.squidoo...
