Students recognize the need for a standard unit of volume. They estimate and measure to the nearest liter. Also they relate the liter to the familiar everyday containers.

The students are able to use a formula to calculate the volume of cuboids by measuring the length of each of the three dimensions. They also investigate the relationship between milliliters and cubic centimeters.

First graders explore number sense by participating in a measurement estimation activity. In this weight lesson, 1st graders discuss the differences between measurement units, both English and Metric. Students examine a loaf of bread to...