Need help to know more bout Malaysia...?

Me myself as a malaysian from sarawak.. since I was born till now I've never been to kl, penang or any other place beside from sarawak's area.. And now I have to do some project from my school, which is how am I going to share about malaysia.. What's the local food and how would the recipes goes.. Where would be the best place for shopping, for holiday.. and What could we do there if we choose one of the place for holiday... Please help me....