Inch Ruler ; From: http://www.hudson.edu/custom_users/ondashm/woods/images/ruler_1.gif
The Ruler Game: Follow the link below
From:
http://www.softschools.com/measurement/games/ruler/inch_ruler/
From the website:
http://www.aidt.edu/…/Precision%20Measurement/Precision_Measurement.ppt
jpomme.com 