From the Book - Sixth edition.
Your baby's ten leaps in mental development
#Blessed and ... #Stressed
Newborn : welcome to the world
Leap one : the world of changing sensations (around 5 weeks)
Leap two : the world of patterns (around 8 weeks)
Leap three : the world of smooth transitions (around 12 weeks)
Leap four : the world of events (around 19 weeks)
The top ten things you really need to know!
Leap five : the world of relationships (around 26 weeks)
Leap six : the world of categories (around 37 weeks)
Leap seven : the world of sequences (around 46 weeks)
Leap eight : the world of programs (around 55 weeks)
Leap nine : the world of principles (around 64 weeks)
Leap ten : the world of systems (around 75 weeks).