Object: A large collection of various types of keys.

How many of you have keys at home? That is kind of a silly question, because I know your parents use keys for a lot of things. When you grow up you will also use many kinds of keys. You might even have a collection of old keys right now that you use just for fun. What are some of the things we use all those keys for? (Have the children respond with a long list of things for which we need keys. Supplement their list with the…