Enjoy Our ELAPSED TIME LINE while teaching valuable math skills in your classroom! Help students visualize, calculate and understand elapsed time with this linear colorcoded ruler. To determine elapsed time, students place a sliding marker at both start and end times, then count the time in between the markers. Features red AM hours, green PM hours and blue minute increments. Markings offer flexibility of 5 to 60minute intervals. Plastic ruler measures 24in.L x 2 1/2in. W and folds in half for convenient storage. Activity Guide included.
