Niño feliz en traje con corbata de lazo sosteniendo tiza cerca de pizarra con fórmulas matemáticas - Foto e imagen de stock

Displeased kid in suit and bow tie holding smartphone with blank screen near chalkboard with mathematical formulas

Smiling kid in suit and bow tie holding chalk and pointing with hand at chalkboard with mathematical formulas

Smart child in suit and bow tie holding chalk near chalkboard with mathematical formulas

Cute and smart child in suit with bow tie holding chalk near chalkboard with mathematical formulas

Smart child in suit and bow tie holding smartphone and pointing with finger near chalkboard with mathematical formulas

Smart kid in suit with bow tie holding chalk near chalkboard with mathematical formulas

Smiling and smart kid in suit and bow tie holding small blackboard with formula near chalkboard

Happy kid in glasses standing with hands on hips near chalkboard

Shocked schoolgirl holding apple and books near math illustration on white

Excited kid pointing with fingers at speech bubble with illustration near laptop, smartphone and globe on pink

Joyful schoolkid holding copy book maquette with scientist lettering near paper cut pencil and decorative elements on yellow

Panoramic shot of smart kid holding digital tablet with blank screen near chalkboard with mathematical formulas

Teacher in eyeglasses explaining math formulas on chalkboard near digital camera in class

Strict teacher pointing with finger at globe while standing near chalkboard

Teacher and schoolgirl standing near chalkboard with time for knowledge lettering

Shocked geometry teacher touching face and pointing with finger at chalkboard with illustration