The child, because it has a limited knowledge of reality , sees the world very differently from adults , the limit somewhere where concrete reality and imagination meet . The small school is assaulted by concrete reality in a reduced time , so take refuge in a world of dreams where everything is going as he wants , according to the low level of knowledge of reality. Imagination is not harmful only to the extent that affect relationships with reality. It is therefore very important that a parent and educator limit too rich imagination and maintain it anchored in reality the child , but without affecting his thinking suppleness .