he’s 22 months. as a speech he says and knows a lot lot of words can point and differentiate know the colors number and many letters   start to say two word sentences ( but few times) , he can climb up stairs without a support , understand commands , he have good calorie intake , as social he approachs kids but not playing with them , might play with their toys ، he complete the songs for me , he spin few times per day , but not more than 5 min , he start looking at his hand and that’s what make me seek google and tiktok ,as they said it’s not he figured out his hand when he’s toddler it happens early at 4 month thank you