This resource is a great introduction to the carbon cycle, focusing on the soil and atmosphere.
The visual depiction of the carbon cycle is easy to understand and the video from The National Ocean Service is engaging.
Additional Prerequisites
Students should have prior knowledge about elements.
Differentiation
Connections can be made in language arts classes during informative reading and writing units.
Try projecting the carbon cycle visual onto the board or wall and having students mark the diagram with ideas, thoughts, questions, and connections.
Consider using each of the Points to Ponder for group work. Assign each point to a group and have them complete a journal or other activity and then share their work with the class.