History of the World in Seven Minutes

QUESTIONS: 1. When was the Earth created? 2. Which were the ingredients necessary for the earliest forms of life to evolve? 3. When were the contental plates joined in Pangaea? 4. What did hunters and gatherers do? 5. Why did farming take so long to develop?

How to make a presentation

This is a pretty good video about making presentations:
http://www.llas.ac.uk:80/resources/mb/2722

And here you have a very complete guide:

http://www.englishclub.com/speaking/presentations.htm