Childishly scientific
2.30pm, Tuesday, the bookshop of the Natural History Museum. Horrible Science: Blood, Bones and Body Bits is being leafed through by one of its typical readers. In other words he’s 45, six-foot-three and has a full beard. One of the greatest joys of parenthood is the excuse it gives you to abandon ‘proper’, grown-up science books, and get stuck into those aimed at your child. I’m at the museum with my 3-year-old son, who has just shrieked ecstatically at the huge dinosaur in the main hall, and is now eagerly sizing up a T-rex sticker book. One of his Christmas presents was Big Questions from Little People Answered by Some