In this category, you'll find books and merchandise featuring the adventures of Detective Basia, a resourceful girl who solves mysteries with the help of magical glasses and her dog. The series includes titles such as "Detective Basia and the Cake Robber," "Detective Basia and the Nutcracker," and "Detective Basia and the Power of Glasses," which develop children's observation skills, logical thinking, and cooperation skills, encouraging them to learn through play and actively explore mysteries.