I know it's autumn whenwe rake the leaves in piles, when doorstep jack-o'-lanternswear their crooked smiles ...Leaves are falling, geese are flying, and warm coats are -- reluctantly -- being worn to school. That can mean only one thing: It's autumn!Eileen Spinelli and Nancy Hayashi invite you to enjoy autumn's many delights -- from warm socks worn on chilly mornings to tempting piles of crackly leaves on the lawn -- in this sweet, funny look at fall.