They will give a brief description of the make-up of the concrete. If time permits, the class might go to the different sights while the students explain. Elaborate Using information and terms previously learned, the students should be able to discuss why the concrete is made differently for different uses. They should get a feel for the use of different aggregates to perform specific functions and begin to realize that concrete takes on many forms. Evaluation Through all the discussions and newly learned information, teacher will be able to assess students knowledge through questions about the difference between cement and concrete, how concrete is made, the usefulness of aggregates and the various uses for concrete.
Homework Look around the house for examples of concrete.
Be ready to share with the class how it is used, amount of aggregates, formability or flatness.