Noggin (2005)

Noggin changed from a kids' educational TV channel to the Nick Jr. channel in 2009, then relaunched as a streaming service in 2015, which was shut down by Paramount in 2024, with content moving to Paramount+, and has now made an independent comeback in 2025 as a new streaming service for older kids (pre-teens) with a virtual world called Noggintown, according to sources like this YouTube video Original Channel (1999-2009): Launched by Nick & Sesame Workshop as a learning-focused channel, featuring shows like Oobi and The Upside Down Show, with mascots Moose & Zee.