Introduction. LEGO bricks are undoubtedly one of the most famous and strong construction toy brands. The name comes from the Danish phrase leg godt which means “play well”. The bricks have limitless capacity. They are used not only for playing but increasingly often in the educational context, from kindergartens to universities. LEGO is creativity and play as well as stimulation of mental development. The bricks excite the imagination of both children and adults. Aim. The aim of the article is to show the Danish bricks as a tool of joint play, during which children and adults cooperate to build constructions. Family members focus on the collaborative creative process with key social concepts such as collaboration, shared attention, shared achievement, division of labour, sharing, role reversal, eye contact, verbal and non-verbal communication. The second layer focuses on presenting a modern family model based on selected sets from the LEGO City series. Materials and methods. The author analyzed the literature on the subject, magazines, online sources and LEGO social campaigns and selected City sets. Results. Nowadays, they are boldly encroaching the adult world, because they have become a strong icon of pop culture and the socially engaged “toy”. LEGO encourages adults to play together with their children; promotes pro-health, pro-ecological attitudes; supports people with disabilities; supports different family models along the lines of “Everyone Is Awesome”.