boy with glasses makes a mark on a ruler in which he has measured his height. isolated

graphic, illustration, high, isolated, person, happiness, growth, cute, grow, health, child, little, cartoon, childhood, children, preschool, kid, character, concept, tall, adorable, mark, age, development, measuring, measure, measurement, lifestyle, scale, drawing, clothes, sketch, length, motivation, toddler, height, standing, meter, size, centimeter, millimeter, ruler, growing, chart, inch, check, rule, stature, pre schooler, tallness,