There are so many apps available for Chrome it may be difficult to choose which have value. For some of the top web apps for students we may look to this list selected by Rahul Roy-Chowdhury who is considered a "Google's Chrome Web App Guru.
Suggestions include StayFocusd (a productivity extension); Todo.ly (a to-do list and task manager); Read Later Faster (save pages to read later - online or offline); and StudyStack (helps with memorization). An additional four apps are listed.
Via Beth Dichter