portrait of a Happy and cheerful boy with blue eyes in a checkered shirt who sits and smiles against the background of his first lesson to prepare for school along with his teachers and a group of children

portrait happy cheerful boy blue eyes checkered shirt sits smiles background first lesson prepare school teachers group children education classroom young kids students learning studying knowledge academic tutor instructor pedagogue mentor educator instruct schoolroom classroom setup academician schooling elementary curriculum pupils lesson plan educational back-to-school study teacher-student instructional school supplies young learners group lesson group learning