Isaacs believed that a child's emotional life was revealed through the symbols and themes they explored in imaginary play. Isaacs therefore felt that play should be used to explore a child's feelings and that through play children would come to understand the world around them. She felt that children should have the space and freedom to move when playing and discouraged desk-based learning. Isaacs felt that children should have a play-based education until the age of 7 years. She carried out research to show how children regressed if they started school at 5
