A “centennial” is a 100th birthday or anniversary. In 2016, the National Park Service launched a new junior ranger program for all to learn about the importance of one of the country's most recognized public agencies. Even though the Centennial has passed, you can still download the Centennial Junior Ranger Activity Book and then print it out to complete. Fill out as much of the booklet as you can and then email it for a ranger to review.
Read more: Junior Ranger Centennial Pledge, Activity Book and Badge