Teach students how to measure using a ruler without being able to check the number using this printable 30-centimeter ruler broken down by millimeters. Please make sure to print at 100% or actual size so the rulers will stay true to size.
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This Printable Ruler is easy to download and print. Just download one, open it in OpenOffice, edit, and print. Please make sure you are printing at 100% or actual size to the rulers will stay true to size.
These rulers are designed to print on 8.5 x 11 paper. Due to inherent differences in printers and settings, we recommend comparing with a physical ruler if stringent measuring is desired.