Children Holding Rulers Small 320×215 Medium 640×430 Large 1024×688 Download Tiff Original 2400×1612 | (591.0 KB) Description Illustration of children holding rulers that can be used to write mathematics story problems involving comparison, taller, shorter, highest, lowest, etc. Keywords children measuring, comparing, comparison, math, mathematics, measurement, order, ordering, Ruler, rulers, story problem, story problems Galleries Boys and Girls, Math Story Problems Source: Ada Van Stone Harris and Lillian McLean Waldo First Journeys In Numberland (New York: Scott, Foresman & Company, 1911) 24