Educational aggregators play vital roles in today's education by assisting with research and class management. As a student, aggregators allow you to easily search topics, access related links, and build an online library to refer to. Instructors can use aggregators to assign homework requiring research and then monitor students' progress through notifications of added links. However, addiction is a potential downside if sites are overused.

1. Why should we use aggregators
(Social bookmarking web services)
Introduction
Educational Aggregators are playing vital roles on
today’s education. They are crucial in:
-researches
-class managements

3. USING AS A STUDENT
 Imagine that you want to search about a subject in
learning English. Such as “speaking fluently”. You
just need to enter the key word in the search box and
the bookmarking site gives you lots of links refer to
that. You as a student can skim the related sites and
add them to your own account. Anyway you need you
can take a look at your online library or you may like
to see the notifications to understand if there is a
new article about your favorite subject.

4. Using as an instructor
 You as an instructor may ask your students to do
their homework as a research in their blogs or sites.
So will you able to understand that they have done
their job?
Obviously the notifications will tell you that some of
them have done it.
Because already you have added their links to your
own bookmarking site account.
So Simple.

6. What is the challenging item
 Addiction
Yes, addiction is a warning for those who don’t like to
be internet addicted. Some sites such as “Digg” as a
successful aggregator can addict you in case of using a
lot.