Dave Barnes
@davidbarnes360
Mathematics educator, association professional, NCTM staff. My posts are my personal work and are not attributable to NCTM, their leadership or staff.
ID: 20690592
12-02-2009 16:31:02
397 Tweet
527 Followers
601 Following
@davidbarnes360
Mathematics educator, association professional, NCTM staff. My posts are my personal work and are not attributable to NCTM, their leadership or staff.
ID: 20690592
12-02-2009 16:31:02
397 Tweet
527 Followers
601 Following
