A story about Polar Bear Cub and his friends Owlet and Baby Seal in the North. The plot includes logic and educational tasks for kids 3-5 years old. The tasks were designed by a child psychologist based on the training materials for toddlers and preschoolers. Example tasks: recall who lives in which house; place the pictures in the correct order; puzzles; memory cards; guess the logic of a sequence of objects; find the correct walrus; find two similar pieces of ice; mazes for toddlers and other