Kathy Dettwyler wrote:  <<Crawling does not seem to be a necessary stage of
human development.>>
Thanks for sharing that, Kathy.  My youngest, now 7yo & "practically perfect"
:), only "scooted" in a sitting up position with one foot out front & one
behind.  Apparently  it's not that uncommon, but of course, I was told by
many she was missing that essential crawling phase of development.
Chris Mayou