So I have been working on some ways to motivate/nag and see if things improve.
Last Friday before we did the chalk algorithms I had them all text one fact about methods to my e-mail address. This is a sneaky way to capture their text numbers so I can send out reminders.
I am also going to try these:
The hard part is coming up with prizes. I am thinking of doing some gift certificates to the book store - candy sells anything. I never do extra credit, but I might make a few to let them roll a die for bonus points. I'll have to search Oriental trading Co for more ideas. They need to be worth working for, but also not break the bank...