Object: Two exact kinds of packages that do not have the picture of the product on the outside but do have some descriptive material of what is inside. Example would be some dishwashing product or some packages of nails or screws.

Lesson: Good morning, boys and girls. We are going to work on a problem today. How many of you like to solve problems? (Let them answer.) That's good, because I like to solve problems too. It makes me feel like a good detective when I have found the answer to a big problem.

I brought along with me this morning a couple of packages. You may have seen these packages in the store, or your mom may have brought them home to use in your house. What do you notice about the packages? (Let them answer.) They are both packages of soap used for washing dishes. The package…