Sometimes the answers can be found in the trail of the question itself.
Get to the root cause of why have you been asked to prepare an innovative and new training ppt.
Since the organization would have certain result expected from this activity ask what is the business requirements and objectives that have to achieved through this exercise.
Also innovative might change from one company to another.
Once you have the answers for these questions you would definitely get your answers, otherwise we are always here to help each other out.
3rd June 2012 From India, Mumbai