Educational Resources Welcome to the CITL collection of Internet resources reviewed by preservice and in-service teachers. Undergraduate and graduate students wishing to submit reviews should consult their respective course syllabi for specific course requirements. A user ID and password are required for submission of reviews. These may be obtained from your course instructor. Click on submit to input your sites. All visitors to the CITL web site are welcome to browse the Internet site reviews. Click on search to view these resources.