Measure length using a ruler marked with halves and quarters of an inch with Ms. Askew. Join Ms. Askew for a fun Fraction Number Talk. We'll measure length using a ruler marked with halves and ...

Hozo Design has a pair of digital measuring devices in the NeoRuler and M-Cube, with both having the goal of making both micro and macro measurements more precise and easier to accomplish.

Forget hunting for a tape measure or a protractor. Use your Android phone camera and sensors to handle different types of measurements easily.