Minecraft How to Build a Mob Trap

in this I will tell you how to build a mob trap. This doesn't need a spawner and don't forget to follow

you can build this out of any thing first you build it up 4 by 4 only 5-10 blocks high then you build it around the middle of the trap (the thing you just built) out 6 and from there build 2 x 2 out each side (in the corners) don't forget the 2 by 6 (6 out and 2 across) from the center on the same level.

now build one out (on each side if it helps) don't forget not to let any light in. After that build up 4 then cover the roof now get a bucket and fill it up with water and in the lower (the 6 by 2 part) and add the water to the back two of each side and its finished