Memory - brain training

This is a legendary memory game!
The game consists of many cards on the screen. All cards are hidden. You need to turn the cards over, and your task is to guess all the cards in pairs.
You can rename no more than 2 cards at a time. If you guessed right, the cards disappear from the screen; if you have not guessed, the cards flip over again. The level is passed if all the cards on the screen are correctly guessed.
This is a fairly simple, but entertaining mechanics, allows you to have fun and train your memory!