Two girls born on the exact same day have the same natural mother and the same natural father. But they are not twins. How can this be?
Hey, please don’t give up so fast! You could also ask a friend, you know. Or take a walk. But alright – you seem to need a quick answer. Well then, to reveal it, mark the hidden text from here >| Did you consider that the two girls might not have been the only ones born that day? What if those parents had another girl? Which wasn’t ruled out, right? And which makes every one of them – a triplet. |< to here.
We have other solutions, too. Especially ones for thinking out of the box. Or for not being misled by a given setting. Or for solving tasks with as much fun as solving this riddle.