Caption

Man writing on blackboard. Date : 2008

Date

2008

Credit line

Photo12/Tetra Images

Reference

TTM08A13_479

Model release

Yes

License type

Royalty free

Available size

50.5Mb (1.5Mb) / 16.8in x 11.7in / 5025 x 3516 (300dpi)

Keywords

25-29 years california caucasian chalk challenge classroom color image concentration dweeb education equation geek genius holding horizontal indoors knowledge learning man math math problem nerd one pe