When a baby aged 10 months

When a baby aged 10 months
He can sit alone without help. Fours with a good ride seats in the house or the stairs, walk with assistance, lift the toes if you are memakaikannya trousers. Mimic the voice sputter.
Said "father", "mama", happy to play with certain toys, holding the cake and eat it. Understanding that and to do so, start to fear the unknown