Block Puzzle (Tangram) description

Connect the blocks to fill the spaces in this puzzle.
Block Puzzle is a puzzle based on tangram.
　
■ Application Features
With over 10000 problems, there’s no end to the fun.
There is no time limit.
You can also play offline.
Use a hint if you get stuck.
Compete for the best score in the world rankings.
This game is easy to jump into, but hard to put down.