“Pooh！ Grown.ups are always thinking of uninteresting explanations，” said Digory. Now that they were talking by daylight in the attic instead of by candlelight in the Smugglers‘ Cave it seemed much less likely that the empty house would be haunted.
When they had measured the attic they had to get a pencil and do a sum. They both got different answers to it at first， and even when they agreed I am not sure they got it right. They were in a hurry to start on the exploration.
“We mustn’t make a sound，” said Polly as they climbed in again behind the cistern. Because it was such an important occasion they took a candle each （Polly had a good store of them in her cave）.