ID 065223223535 © Aleksandrmarko86 | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
adult back background beautiful black blackboard board caucasian chalk chalkboard cheerful class classroom college day drawing education exam female formula green happy instructor knowledge learn learning lecture lesson math occupation one online people person portrait professor school science seminar smile space standing student study teach teacher teachers teaching tutor university white woman writing young