welcome back to school desk foreground with blackboard graphics of math equations

3d alphabet and apple arranged arrangement back bag blackboard blank blue book brown capital chalkboard chart clip communication complicated composite computer copy creativity cut difficult digital digitally drink education empty equation font food formula fraction freshness fruit function generated graph graphic greeting group healthy illustration image knowledge large letter life literature lunch math mathematical mathematics navy no objects of order out paper people physics school script shape shot sign single slate space stack still studio supplies symbol table text theory to vector welcome western white wood wooden word writing