Flat school icon set

write, phone, search, back, note, chalkboard, study, chemistry, science, bag, education, teacher, student, girl, icon, objects, class, cell, college, pupil, blackboard, lunch, series, university, microscope, set, palette, abc, classroom, graduate, equipment, ringing, illustration, art, red, vector, color, symbol, book, school, paper, children, board, mathematics, notebook, lesson, maths, staple