The following resources offer free, interdisciplinary cultural and archival collections that could be used to supplement coursework:
- Europeana -- This is the EU digital platform for cultural heritage. More than 3,000 institutions across Europe have contributed to Europeana. These range from major international names like the Rijksmuseum in Amsterdam, the British Library and the Louvre to regional archives and local museums from every member of the European Union. Together, their assembled collections let users explore Europe's cultural and scientific heritage from prehistory to the modern day.
- World Digital Library -- The WDL makes it possible to discover, study, and enjoy cultural treasures and significant historical documents on one site, in a variety of ways. Content on the WDL includes books, manuscripts, maps, newspapers, journals, prints and photographs, sound recordings, and films.
- PhET Interactive Simulations - University level -- From the University of Colorado Boulder, a collection of interactive lessons covering the maths and sciences.