Matching Game - Concentration

it is very difficult to pass the highest level. Please don't smash your phone if you can't pass Bomb Level
Difficulty levels:
Easy: 6 pairs to find. You have 30 s to memorize card board
Normal: 8 pairs to find. You have 45 s to memorize card board
Hard: 12 pairs to find. You have 45 s to memorize card board

Features:
dozens of different images to memorize;
three levels of difficulty;
concluding a game, an image will be unlocked;
suitable for all ages;
totally free, with no additional purchases;
does not require internet connection.
a lot of images to collect: fruits, animals, pandas, puppies