An excellent web-service offering subject-specific internet tutorials.
The website of Palgrave, the #1 publisher of books on study skills.
Recommended: This site features a number of helpful resources, including a automated quiz on studying at a higher level (it is very quick and the advice is good) and a series of downloadable MP3s, covering: Tricks of the Writer's Trade; Creative Thinking; Referencing and Plagiarism; Critical Analysis; Presentation Skills; Exam Skills; and, Managing Your Finances. The University also has its own MP3 on Exams, which features staff and students talking about problems and solutions.
A website for undergraduates on essay writing.