The roller coaster continues. But go back to like page 10 of your thread and compare where you were then to now. Big strides.

How's the physics and chemistry teaching going?

Me: 47, Ds 17-13, D final 6-11
http://tinyurl.com/yk4e2tz
http://tiny.cc/thread2
http://tinyurl.com/ydtphqu
http://tinyurl.com/thread4
http://tinyurl.com/3sm78k6
http://tinyurl.com/thread6