As our cities continue to densify and open space becomes more valuable, Natalia Krysiak explores how can we ensure that the health, wellbeing and happiness of our youngest citizens becomes a priority in the design of neighbourhoods and how we can apply the benefits of the traditional backyard to communal open spaces. She also delves into international best-practice for designing child-friendly neighbourhoods and highlight opportunities within the local context to prioritise the health and wellbeing of Australian children.