In this exercise, sudents write a series of three stories that explain and/or illustrate rock-forming processes. As an alternative, they may write a single story that addresses the rock cycle. Describing these processes at a level appropriate for their target audience (second graders) requires an adequate understanding of the geologic processes involved and can reveal problems or misconceptions in ... Full description.

In this activity, students play the roles of "time travel agents" creating an advertisement for a geologic time period which has been assigned to them. They will use the Earth Science Reference Tables (available on the internet) to learn some basic facts about their assigned period. A rubric for assessing student understanding is provided. Full description.