the child writes down the answer to the solution of the example in a copybook. a mathematics task. a boy diligently learns to

answer attentive boy caucasian child childhood children closeup concentration copybook count desk diligently education effort elementary examples exercise hand handwriting home homework kid knowledge learn learning learns lesson mathematics number pen pencil person preschooler primary pupil righthanded schoolboy sitting smart solution solves sticking sticks student study studying table task thinking tongue white write writes writing year young