boy against big blackboard with mathematical symbols and formula |
||||||||||||||||||||||||||||||||||||||||
| navigate by keyword : angle back background big black blackboard blue boy chalk chemical child classroom clever concept doodle education equations formula kid learn man math mathematical mathematics molecule quadratic rear school schoolkids shirt sign smart standing student study symbol text view white wisdom writing young |
||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||
| Boy in blue t-shirt writing with chalk on big blackboard with mathematical symbols and formulas, rear view |
||||||||||||||||||||||||||||||||||||||||
|
Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
||||||||||||||||||||||||||||||||||||||||
