Do elephants ever forget?

Do Elephant's Ever Forget contains over fifty of the most important questions kids have ever asked (and a couple of quite silly ones, too).

From 'what would happen if a meteorite hit the Earth?' and 'how deep will the oceans be if the ice caps melt?' to ' would my eyeballs pop out if I sneezed with my eyes open?' and 'why can't I tickle myself?'