WARNING: In The Wonder Weeks, full version, all ten leaps are described. This chapter book only describes the sixth leap. The Wonder Weeks, start fussy week 34, Wonder Week 37, Leap 6. How to stimulate your baby's mental development and help him turn this predictable, great, fussy phases into a magical leap forward, describes in easy-to-understand terms the incredible developmental changes that all babies go through 37 weeks after the due date (start fussy period at 34 weeks).

The book is based on the discovery of the phenomenon that all normal, healthy babies appear to be more tearful, troublesome, demanding and clingy at very nearly the same ages. A worldwide bestseller and sanity savior for parents around the globe. @37 Weeks (Leap of "Categories"): See, Compare and Classify

Now follows the world of "categories." Now your baby learns that a large dog is not a horse. Or, that a checkered cat is not a cow. You will notice your baby investigating everything in his path and studying every detail as he starts to categorize things around him. That takes a lot to consider and compare, and your baby is in love with you and everything in his ever widening world. Note: Most babies make this leap 37 weeks after the due date. However, some babies make the leap one week sooner, some one week later

This chapter / leap book includes: