This latest in the CETIS series of briefings about e-learning interoperability standards deals with IMS Simple Sequencing. This is the fifth such briefing, the others having focused on the IMS Enterprise, LIP, Content Package and QTI specifications. If you haven’t seen these yet, they are highly recommended; short (typically 2-3 pages) comprehensible descriptions that explain these specifications from the perspective of what they enable. – SWL