A motor skill is a learned series of movements that combine to produce a smooth, efficient action. Gross motor skills include lifting one's head, rolling over, sitting up, balancing, crawling, and... This description may be from another edition of this product.
ThriftBooks sells millions of used books at the lowest
everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We
deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15.
ThriftBooks.com. Read more. Spend less.