Complex sentence: In the United States, the original series aired on PBS from April 6,1998 to August 29,2008 and the revived series are gonna air on Nickelodeon as part of the Nick Jr. block sometime in 2016.
Split into simpler sentences: In the United States, the original series aired on PBS from April 6,1998 to August 29,2008. The revived series is scheduled to air on Nickelodeon as part of the Nick Jr. block sometime in 2016.