Arianna By arilis Jan 27, 2018 Sensorimotor The Five Senses Mar 27, 2018 Motor Milestones 2 - 4 Months: Raising Head and Chest Jul 27, 2018 Motor Milestones 6 - 7 Months: Sitting Up without Support Aug 27, 2018 Motor Milestones 7- 8 Months: Crawling Jan 27, 2019 Motor Milestones 8 - 18 Months: Walking Jan 3, 2020 Preoperational Egocentrism Jan 3, 2028 Concrete Operational Mathematical Transformations Begin
