These estimation slips can be adapted to suit any math or measurement activity in which children are asked to make an estimate and record how they came up with their estimate.

Does your child have an affinity for sea life? Aquariums and measurement practice come together in this colorful third grade worksheet.

Challenge your third grader to match up each metric unit of measurement with the U.S. version in this colorful worksheet.

Practice measuring concepts and work on building your comparison skills with this fun worksheet that's all about liters!

Gallon Man is a helpful character for understanding measurements. Build him on a new sheet of paper and map out converting a gallon to quarts, pints and cups.

Learn to estimate volume and select the right metric unit for measurement in this inviting worksheet!