School Photo Project and Pics4Learning.com provide free stock photos that are child-friendly, as of February 2015. Both sites advertise themselves as safe online spaces for children. School Photo Project additionally guarantees that it is free of obscenity, spam and viruses.
School Photo Project allows users to search stock photos by category or keyword. Some of the 25 categories include animals, toys and vegetables. The site guarantees that its images are safe for children, although everyone is free to use its stock photos.
Pics4Learning.com organizes its images in 44 collections, such as American Sign Language, dinosaurs or United States. These images are available free for both teachers and students who intend to use the stock photos in school projects, lesson plans, websites or homework.