This is a Powerpoint quiz template for a competition between two teams.

After entering your own questions divide the class into two teams, each with a representative at the board. Students from each team must convince their representative of the correct alternative response.
http://www.myinteractiveclassroom.com.au/products/roboquiz/roboquiz-free...

This is one of many high quality interactive activities (powerpoint and flash files) from John Short's marvellous collection, found at
http://www.myinteractiveclassroom.com/