50 Fabulous Measurement Activities - Grades 1-3 Author:Martin Lee, Marcia Miller Hands-On Activities for Exploring Length, Perimeter, Weight, Volume, and Time That Will Send Kids' Measurement Skills Sky High! Meets the NCTM Standards! — "How much does a pound weigh, a minute last, a liter hold?" Kids estimate, explore, predict, and compare as they measure the length of their shadows, the perimeter of their hands, the volume o... more »f shoes, and more!« less