According to jean piaget's cognitive-developmental theory, adult teaching is the best way to foster development children's learning depends on reinforcers, such as rewards from adults children actively construct knowledge as they manipulate and explore their world rapid development occurs during sensitive periods

I believe the answer is: children actively construct knowledge as they manipulate and explore their world.

During their development process, children would create a subjective framework on how the environment around the operates.At first, they would do that by using all of their sense to familiarize themselves with anything around them (you can see this when they put basically anything in their mouths, actively running and touching different objects, etc)

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what are the statements