Registry of Accessible Web Resources

The aim of this project is to produce age-appropriate non-fiction books for children from birth to age 12. These books are richly illustrated with photographs, diagrams, sketches, and original drawings. Wikijunior books are produced by a worldwide community of writers, teachers, students, and young people all working together. The books present factual information that is verifiable.

Wikimedia Commons - a collection of 108,541,058 freely usable media files to which anyone can contribute

Wikipedia is a free content online encyclopedia written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the wiki software MediaWiki.

By removing the barriers to published research, open access makes your research findings available to everyone. Open access articles are freely available to read, download and share. There are several ways you can make your research open access with us – for details watch our video about our open access options.

Wisc-Online is a repository of high-quality educational learning materials FREE to learners and educators. Wisc-Online offers an ever-growing library of learning objects freely available to students and learners at any level, teachers, parents, and anyone else anywhere on the globe. The digital library of objects has been developed primarily by subject matter experts from the Wisconsin Technical College System (WTCS) and produced by a team of instructional designers, technical editors, and multimedia developers from Fox Valley Technical College's Learning Innovations team.

MathWorld is the web's most extensive mathematical resource, provided as a free service to the world's mathematics and internet communities as part of Wolfram Research's commitment to education and educational outreach.

The World Bank Open Knowledge Repository (OKR) is The World Bank’s official open access repository for its research outputs and knowledge products.

An independent intergovernmental body whose mission is to enhance the effectiveness and efficiency of Customs administrations.

DataBank is an analysis and visualisation tool that contains collections of time series data on a variety of topics. You can create your own queries; generate tables, charts, and maps; and easily save, embed, and share them.

Founded in 1948, WHO is the United Nations agency that connects nations, partners and people to promote health, keep the world safe and serve the vulnerable – so everyone, everywhere can attain the highest level of health.