Piaget's Theories Of Developmental Lifeline: First Two Years

Developmental Lifeline – First Two Years Cognitive Development Theory Piaget’s Theories observed that children’s reasoning understanding capabilities different depending development on their ages. He was divided the sensorimotor stage into “Six sub stages.”
1 :) The first substage first month of life is the stage is Reflexes. For example:
2 ;) The second substage is the stage Primary Circular Reactions (1 to 4 months) infants are using sucking their fingers when they are hungry or mother clean their face and infants make sound with their lips.
3 :) The third substage is the stage Secondary Circular Reactions (4 to 8 months) babies are recognized and responding to people objects. For example: children can clapping hands when mothers says

When my mom trying to feeding my sister, I always wanted to be love and hugged to her. She was grabbed to my arm and putted on the floor. Then I trying to grabbed my mother t-sort.
Application of the theory:
When my mom taking care of the my sister , no longer trusted my mom that she wants to do my needs because when I need pay attention to her always my sister crying many times. When my dad come to work, I know that he Developmental Lifeline –Early Childhood (3 to 6 years old) Cognitive Development Theory
Piaget theories has a four periods of cognate development and he believed that early childhood cognitive children their using of languages and he was divided the four stages cognitive:
1 :) The first substage 2 to 6 years old is the stage “Preoperational “children likes to connect their languages both good and bad languages and this early childhood ages children has a lots of difficult imaginations. For example: early ages children have a lots of capacity building a many things and their imagination is very higher this early ages and they wanted to be super hero or other hero’s.
2 :) The second substage is the “Concrete operational “children understand topic and logic. For example: children