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- Back-and-forth or contingent interactions
- exchanges in which a caregiver times her responses to a child’s behavior
- Imitation
- observing then reproducing, or copying, a behavior
- Infant-directed speech
- a special tone and style of speech used to talk to young children. It’s also called parentese.
- Scaffolding
- the support a caregiver provides a child to help her achieve more than she would be able to accomplish on her own