rulers, measuring, measurements, ruler, scale, fractions, floor plan
K, 1, 2, 3
1 Hour Total
To introduce rulers as a way of measuring.
To learn how to measure using a ruler.
Activity worksheet for each student.
Various objects students can measure.
Preparation and Set Up:
Photocopy the worksheet.
Draw an inch on the board using a ruler and have students do the same on their worksheets.
Describe what the different tick marks stand for on a ruler, including fractions of inches.
As a class go over the beginning of the worksheet.
Ask students to measure various objects and to record the length to the nearest quarter of an inch.
Introduce the concept of scaling. An image may be scaled when its size is much larger or smaller in real life then the size you are trying to present it at. Tell students about how scaling is used in models and pictures.
Have students measure their desk, and then produce a scale drawing on graph paper.