How to delete apps on iphone 4s?

Hey guys i know that by holding on to apps they jiggle and a cross mark appears on every app but it does'nt come lyk dat on my iphone 4s they just jiggle i tried in many ways but failed to delete apps. Please give me a solution to this problem folks

Added (1). Mary i don't think you read the problem -.

When you want to delete the app, instead of tapping on it you tap it but not let go and the all the apps will start to wiggle there will be an x in the corner click the x and it will ask you if you want to uninstall it tap yes and you are done!

You should watch some online tutorials for deleting iPhone applications. If you want detal information for how make and delete iphone application I have one site my friend told me. So i hope that this will help you.