This video helps to answer a common question
TELU is a collection of free online micro-learning courses (“Micro-Lessons”) designed to help busy educators use technology to support their teaching and learning.
For several years now wikis and blogs have both been widely used in Higher Education. Both are platforms for easily publishing material to the web and both provide a platform for feedback. Both are ideal for learner-centred activities with learners taking part in collaborative tasks aiding knowledge construction. And both can be used to deliver rich content for learners to absorb.