The girl at a lesson of mathematics.

Keywords:

vector, illustration, girl, schoolgirl, chalk, learning, school, education, board, blank, brown, teacher, classroom, sign, blackboard, drawing, hall, black, abc, plank, learn, wood, erase, teach, knowledge, background, scholastic, lecture, image, billboard, class, college, copyspace, formula, highschool, info, lesson, university, write, math, message, copy-space, employment, think, decision, love, heart, bow, green, erased,