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A child with developed logical thinking stands out from the crowd. They learn easily, find different ways of solving problems, and are able to justify their opinions. And in general, everything that happens around her is interesting and understandable! Let's develop the child's logical thinking together with the DZUM family, who live in the modern world next to such unusual relatives as: Computer Grandpa, Grandma Flash Drive, Uncle Copter, Aunt Camera and other gadget friends. Little Dzumchik and Dzumochka are 6 and 5 years old, respectively, and are preparing for school. To facilitate their future learning, you need to practice solving logic problems with them! What will we do?What else is special about the book?