It's in your hand though you cannot feel it. Only you and time can reveal it.
What has black spots and a white face, is fat not thin, and helps you to win, but tumbles all over the place?
Makes dough grow
Lots of them make up a word, And lots of words are in them. It's easy when you think about it. A while ago we stamped and mailed them.
There are four of these, but everyone's favorite seems to be spades.
Man's most important invention.