Printables:

Wetland Plant Guide

Wetlands Text

Additional Links:

The Chesapeake Bay Program has a great write-up on wetlands here:

https://www.chesapeakebay.net/issues/wetlands

Environmental Concern has several teacher-friendly publications about wetlands:

https://wetland.org/education/publications/

Here is an interesting video about wetlands by Bill Nye the Science Guy:

https://www.youtube.com/watch?v=BeUPbGWg2KU