The earliest play that toddlers do together is parallel play. However, it can be overlooked, and adults may think the children are not even noticing each other. In fact, parallel play is a very important first step in toddler social interactions. As the toddler begins to notice peers, she also starts to imitate them. Before you know it, your toddler will progress to more play together with other children. Parallel is the start. Read More Here at Highlights