If an infant in the coordination of secondary circular reactions substage of sensorimotor development manipulates a stick in order to bring a desired toy within reach or knocks over one block to reach and play with another one, this would be an example of:

An infant in the coordination of secondary circular reactions sub-stage of sensorimotor development to manipulates a stick in order to bring a desired toy within reach or knocks over one block to reach and play with another one, ia an example of Piaget's Secondary Circular Reactions (4-8 months) of Sensorimotor Stage of Cognitive Development.

Explanation:

Sub - Stage of Secondary Circular Reactions (4-8 months)

During this sub-stage, the child becomes more focused on the world and begins to intentionally repeat an action in order to trigger a response in the environment. For example, a child will purposefully pick up a toy in order to put it in his or her mouth.

Find attached a Picture of the Stages of  Piaget's Cognitive Development

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