Object: A bag of many nails.
Good morning, boys and girls. Have you ever wondered how many nails it takes to build a house? (Let them answer.) How many nails do you think it took to build your house? (Let them answer.) Let's say you ordered ten thousand nails to build your house. Do you think that ten thousand would be enough? (Let them answer.) That is a lot of nails. But suppose you needed more to finish the house. Would you order more nails, or just quit building your house? (Let them answer.) You would keep on building. Suppose you ordered one thousand more nails and that was not enough. Would you order more nails or quit building? (Let them answer.) Suppose you still did not have enough and you ordered five hundred more nails and that was not enough. Would you order more nails or qui…