Πορτρέτο του μαθητή κρατώντας ξύλινα κύβους με λέξη μαθηματικά κοντά σε μαυροπίνακα - Φωτογραφίες & Εικόνες Αρχείου

Cropped image of schoolchild holding wooden cubes with word math near blackboard with mathematics symbols

Cropped image of schoolchild holding wooden cubes with word math near blackboard

Schoolchildren holding wooden cubes with word math near blackboard with mathematics symbols

Smiling schoolchild holding wooden cubes with word math near blackboard

Cute little child wearing glasses near chalkboard with different formulas

Advertising, gesture, education, childhood and people - smiling girl in white t-shirt pointing finger on herself over green board with doodles background

Schoolgirl solves a math problem on the blackboard during the lesson.

Schoolgirl with pink backpack writing on blackboard with chalk and looking at camera

Smiling boy writing math example on blackboard with chalk and looking at camera

Smiling schoolgirl writing on blackboard with chalk and looking at camera

Thoughtful schoolgirl holding chalk and looking at blackboard with math example

Pensive schoolchild in glasses looking up near blackboard

Back view of cute little schoolgirl drawing numbers on chalkboard

High angle view of mother and daughter learning math

Cheerful ginger shoolgirl holding books and green apple in front of blackboard in classroom