There's something fishy going on here! That's a silly pair of objects to practice using a ruler with. Just remember the all-important phrase,…

This cute printable challenges your third grader to practice identifying on a ruler the different heights that each of the critters can jump.

Get into some measurement mania! Challenge your third grader to mark the length of each object on the built-in ruler images.

Give students practice comparing measurements within the customary system with this mixed-practice measurement worksheet!