You, like most Americans, probably plan to run for president. You have plenty of time, theoretically; the general election is still 22 months away and even if you plan to seek the nomination of one of the major parties, those don't kick off until January.
Rearing is a common measure of activity and exploratory behavior used in the open field and sometimes in certain mazes. Nothing else. But I agree it could be related to very specific behaviors. I like the idea of escape.
Child rearing is just another term for raising children, bringing up children.<br /><br /><br />I would like to add that it is not just the basic food, shelter, clothing triad that keeps children alive, but also the active moulding of character, personality, talents, and emotional and physical well-being of the child.