rhymes collection  During the singing of lullabies my mother reduced heart rate, normalizes blood pressure. SuperHeroes finger family rhymes collection. Child singing mom gets more oxygen, his heart is harmonized and fluctuations in amniotic fluid gently massage the baby's body, helping it to mature. In addition, a great breathing training for mom and baby. Spiderman Funny Finger Family Song.  It happens that expectant mothers do not sing to your child yourself, doubting his vocal abilities, afraid to damage the musical ear of the child. Meanwhile, my mother was singing healthful for the baby.