She has learned how to thumb (and even fist) suck already. But of course we stop her as this can have an effect on tooth eruption or even on her speech later on.
She's trying to roll over to her left.
She laughs like a big kid.
She can be left alone just playing with toys on her own for 30minutes as long as she's full and not sleepy.
She coos and responds when her name is called.
She giggles when she's watching other kids playing.