Make sure you are very passionate about teaching and childern. Be yourself and answer honestly. Try to apply to a state whose language you speak - makes the work experience much better.
You will need to teach a mock class, so do be prepared for that.
I would start right from the beggining about the organisation,their goal,the ideas,the basic criteria about being a good teacher, read books about them,the needs for the young generations, and also about a true knowledge.
on experience as well as knowledge
It depends on the experience of the person