Provide a hands-on activity for practice and mastery of the elements of the concept. Discuss the information from previous activities. These are the questions we will use to exchange answers. Email your classes' ideas to other classes. These make good personal time capsules for your group.
Learners apply the concept to a constructive project.
Explore how people and things do this. Refine and edit work. Organize the information received for placing in the capsule. Create a list of items going into the container. Email the list to others in the group.