So unceasing practice, strengthens both hands, the double foot coordination, about nine to ten months, the majority of babies, all were allowed relaxed "to crawl" walk squarely.
Sounceasingpractice, strengthensboth hands, the double footcoordination, aboutninetotenmonths, the majorityofbabies, all wereallowedrelaxed "to crawl" walksquarely.