There are 4 worlds and 50 levels. Online over 3.5 Million and counting :D
It has 50 levels the story is great go buy lbp 2
there a total of 25 story levels
yes, all of your items, the online levels, and many other things come along as well.
no you need to purchase the new game
NO
online mode
There used to be a way, by hearting it, but it's been patched
30 main path levels, excluding clips, the introduction level and side and versus levels, but in total there is about 50 story mode levels
There are no water materials in LittleBigPlanet 2, you can however still flood your own levels with water. It is simply not classed as a material.
In one of "The Canyons" levels In littlebigplanet 1
24 excluding survival challenges.Lbp1: 25lbp2: 30
It depends on the level! You can get costumes, materials or objects