Yes . She discover a new skill and is testing out. And yes, she will discover she can use this to show her unhappiness. So you must remain calm & never scream back. Cos if u scream, she will scream even louder. I talk to her in a soft tone and she stop her screaming . But, she will start her again if things don’t go her way. It’s normal. Model what u want her behaviour to be, distract her etc. And also the reactions adults give her plays a part. If she realise that her screaming catches ur attention, she will do it too.
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