Match Cute Food Things

This is already familiar to many children game to find a pair of identical pictures of Cute Food Things (Shopkins).
The goal is to find two identical pictures in a row.
At the beginning of the game, you can choose the size of the field, 2x3, 3x4 or 4x5.
Naturally, the larger the field, the harder it is to play. In addition, you can choose whether to show the open images before they turn over.