Überraschtes Kind mit Brille blickt in die Kamera neben der Tafel mit mathematischen Formeln - Stockfoto & -bild

Curly kid in glasses gesturing near chalkboard with mathematical formulas

Smart kid touching glasses and standing with hand on hip near chalkboard

Surprised kid in glasses gesturing while holding chalk near chalkboard with mathematical formulas

Portrait of a cute young boy in glasses thinking over background

Smart kid in glasses having idea while holding digital tablet near chalkboard

Panoramic shot of kid in glasses having idea near chalkboard

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

Shocked schoolgirl holding apple and books near math illustration on white

Serious asian boy showing thumb up isolated on white

Girl with backpack pointing with finger at smartphone isolated on white

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

Strict teacher pointing with finger at globe while standing near chalkboard

Shocked teacher touching glasses while holding digital tablet with blank screen near chalkboard

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

Thoughtful schoolchild holding digital tablet near thought bubble illustration with lettering on white background

Selective focus of cheerful boy with closed eyes holding magnifier near face