ID 173396427 © Ylivdesign | 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.:
acquisition basic black book business communicate communication computer courses design education english foreign icons international isolated language learning lesson line linear logo mathematics music outline physical physics pictogram professors pronunciation scholars school sciences set show speak sports students study subjects symbols teacher teaching technology thin translator university vector web world