Hey there! sig225 is using Twitter.

Twitter is a free service that lets you keep in touch with people through the exchange of quick, frequent answers to one simple question: What's happening? Join today to start receiving sig225's tweets.

Already using Twitter
from your phone? Click here.

sig225

@dcox21 Lemme ask for a volunteer; grade 9s so they won't be quick to respond to email & next class is Friday (it's their due date too) about 11 hours ago from TweetDeck
@jstall28 No tweets about Glee until 10pm! On duty again and have set the PVR! (p.s. Thanksgiving is in October) about 12 hours ago from TweetDeck in reply to jstall28
@dcox21 Group of Students design practice test. Insert Screencast.com link to Jing 'd worked sol'n. Viewers work problem before seeing sol'n about 12 hours ago from TweetDeck in reply to dcox21
@budtheteacher Why do you need an AUP? Would a student code of conduct be sufficient? Why draw lines between real and virtual activities? about 19 hours ago from TweetDeck in reply to budtheteacher
@mikemcilveen Hopefully not; would prefer to see more realistic assessment of math than what is gathered from multiple choice/short ans about 19 hours ago from TweetDeck in reply to mikemcilveen
Love how GoogleDocs streamlines collaboration (& assessment). the addition of math & Jing clips of GeoGebra really helps their explanations about 19 hours ago from TweetDeck
Jing will route screenshots/videos directly to Twitter: http://bit.ly/56cFBR 5:33 AM Nov 25th from TweetDeck
Well, this little graphic made my morning a little brighter http://bit.ly/6XkKl9 ... but of course, I'm a bit of a geek (ed. bit, he says?) 4:55 AM Nov 25th from TweetDeck
@riggins not a lot of PD for me north of the border; I'm just lucky you folks are welcoming! Helps that our dollar is up. 2:14 PM Nov 24th from TweetDeck
Flight and Hotel booked to & at Educon 2.2 ! http://educon22.wikispaces.... Best conference/conversation ever (excluding PCMI of course) 11:29 AM Nov 24th from TweetDeck
@jstall28 Peg says "hey" ... spent the weekend in Denver with her talking PCMI stuff 6:28 PM Nov 23rd from TweetDeck in reply to jstall28
Send that tweet or I'm going to arrest you! http://bit.ly/60GlzC 5:44 PM Nov 23rd from TweetDeck
RT @KarenJan: can all educators commit to making curriculum accessible to all students, even those with learning or physical disabilities? 2:12 PM Nov 23rd from TweetDeck
RT @biggmaxx: RT @plugusin: Is it just me, or is it really hard for teacher leadership to flourish in an entrenched hierarchy? 2:11 PM Nov 23rd from TweetDeck
RT @familyonbikes: The difference between "Try" and "Triumph" is a little "umph"! :) 12:07 PM Nov 23rd from TweetDeck
Such a great weekend discussing pedagogy, learning, technology; wish every day could be like that. Sigh. Back to school. 8:54 AM Nov 23rd from TweetDeck
@jstall28 We all want to know what we should call you... are you a twitterer? Twit? Tweetette? 8:56 AM Nov 22nd from TweetDeck in reply to jstall28
Little cold in Denver ... last morning of #PCMI meetings. Lot of work done in the first 2 hours already - plan in place! 8:55 AM Nov 22nd from TweetDeck
Just realized my first two classes on Monday are cancelled ... woo hoo ... sleep-in will help me adjust back to my own time zone 9:25 PM Nov 21st from TweetDeck
$39US is worth it to get more legroom on United DEN-YYZ (hate it when u buy AirCanada & they put u onto United codeshare... United sucks) 9:10 PM Nov 21st from TweetDeck

Name Cal Armstrong
Location Canada
Web http://caswork.bl...
Bio Math teacher always working on improving his math, pedagogy and technology through research & discussion. Also: motorcycling, auxiliary policing, politics