Logical Dominos

This is an interesting puzzle game where several domino pieces are joined together to form a grid. The aim is to separate out all the pieces in each level before the time runs out! Please read the instructions thoroughly before playing the game, to enjoy it!!!The domino pieces are arranged on the board in a way that their separating lines are not visible. You have to restore the original shapes of all the pieces. To achieve this you should left click on the first half of assumed domino piece and release the button only when the cursor is on the second half.
If you correctly identify the pair then it will be highlighted. Remember! the level will be cleared when you succeed in identifying all the domino pieces on the board. Go ahead and take this challenge...