Lawrence Kohlberg is known for his research in the area of development

Children from the ages of 2-7 are in Piaget's cognitive developmental stage of _____

preoperational || concrete operations || sensorimotor || formal operations || || ||

After telling your 3-year-old to clean his playroom, then you overhear him talking to himself. He said, "First, I have to put the toys in the box and then I have to put the box back on the shelf." This is an example of __________

a. scaffolding b. the zone of proximal development c. guided participation d. private speech