Block Data Hacker Mod is a great mod which is about blocks in Minecraft PE.It was created by crazycard856.You can use it both in single player and in local multiplayer.This mod adds a new feature to the game.It allows you to edit the data blocks of the blocks and activate an animation.When you step into the world that will have two new buttons at the bottom right and left corners: SELECT and HACK / [ON / OFF].
Data block: Touch the block that you want to modify and then press SELECT. A window will pop up where you can enter a data block.
Animations: Tap on a block, block data support (basically any blocks that exist in many colors, animation status.And then use HACK / [ON / OFF]. to edit