cheerful smiling little girl and father teache in school uniform having fun. fun kids education. happy smiling preteen

amazed background backpack blue book books cheerful child childhood children clever dad daughter education elementary emotion enjoying excited expression face father fun funny girl happiness happy having holding homework isolated kid kids knowledge learn learning lesson little mentor nerd notebook notepad portrait preteen pupil school schoolboy schoolchild schooling schoolkids science scientist smart smile smiling studio study studying success surprised teache teacher teaching text tutor uniform