Is Your Child Left-Handed? 7 Reasons They're at an Advantage

A weird quirk of human beings in general is that we tend to choose on our dominant side: so if we're right-handed, we go right, and vice versa. Because of this, when we're faced with queues — say, a row of checkout lanes at the grocery store — most of us opt to go to the right-hand lanes, thus leaving the left lanes more sparsely populated for the people who are more likely to choose those; i.e., lefties.