Checker1010+puzzle game

Checker1010+ this game is very simple and interesting.

Help: 1, Drag square combined to the grid placed to get points! 2, points=square combination on the number of small square! 3, Each with 1000 points get an eraser! 4. Drag the eraser to grid can erase the square! 5, Grid is fulled one line or one column can be cleared whole line or whole column! 6, Grid can not be placed square combination is game over!