Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.
ipl2: Information You Can Trust features a searchable, subject-categorized directory of authoritative websites; links to online texts, newspapers, and magazines; and the Ask an ipl2 Librarian online reference service.
ERIC is an online library of education research and information, sponsored by the Institute of Education Sciences (IES) of the U.S. Department of Education.
Über 100 Mio. wissenschaftliche Dokumente aus über 5000 Quellen. BASE ist eine der weltweit größten Suchmaschinen speziell für frei im Sinne des Open Access zugängliche wissenschaftliche Dokumente im Internet.
A Google alternative safe search engine for students offering information and reference sites: art, social sciences,social issues,social problems, history, biography, magazines, newspapers,encyclopedias,science, math, chemistry, biology, and dictionaries.
A Google alternative safe search engine for students offering information and reference sites: art, social sciences,social issues,social problems, history, biography, magazines, newspapers,encyclopedias,science, chemistry, biology, lesson plans, and dictionaries.