Heap - Pile up square blocks

## Description

Building beautiful color block tower by pile up the square blocks

Touch on screen to pile up square blocks flying on top of tower
Pileup square blocks right time to avoid blocks be cut off protruding.
If you pileup right time greater than 5 times, the blocks will be expanded more
Try to pile up blocks as much as possible you will get a beautiful color block tower.
Share your tower to friends and ask them make a color block tower.