Clever - syncing between education applications for K-12 schools
Pexels - Find the best free stock images about Browser Home Page. Download all photos and use them even for commercial projects.
PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
Stock Up - The best free stock photos in one place
Claroline - Claroline is a collaborative eLearning and eWorking platform.
TheStocks.im - Best royalty free stock photos, videos, mockups, icons and fonts in one place.