To set up Кто там? (Who's There?), place the colored animal figurines on the table, then cover them with the houses so that young players won't see where each animal hides.
One child takes a card with a picture of an animal on it and tries to guess where that animal hides. After several turns, they need to remember four or five different animals at once, which can be a tough challenge when you're only a toddler...
