Geology

Khan Academy

Khan Academy 

A free world-class education for anyone anywhere

Khan Academy is an organization on a mission. We're a not-for-profit with the goal of changing education for the better by providing a free world-class education for anyone anywhere.

Encyclopedia of Earth

About the EoE

                     

The Encyclopedia of Earth (EoE) is an electronic reference about the Earth, its natural environments, and their interaction with society. The EoE is a free, expert-reviewed collection of content contributed  by scholars, professionals, educators, practitioners and other experts who collaborate and review each other's work. The content is presented in a style intended to be useful to students, educators, scholars, professionals, as well as to the general public.

Genamics JournalSeek محرك بحث المجلات

Genamics JournalSeek

 
 

Genamics JournalSeek is the largest completely categorized database of freely available journal information available on the internet. The database presently contains 100745 titles. Journal information includes the description (aims and scope), journal abbreviation, journal homepage link, subject category and ISSN. Searching this information allows the rapid identification of potential journals to publish your research in, as well as allow you to find new journals of interest to your field.