Nick Jr. (Jetania)

Pre-launch
This logo was revealed on some posters made in late 1994, but became unused, since the Nickelodeon blimp logo became 3D before the block's launch.

1995-1999
Nick Jr. finally launched as a block on Nickelodeon on 1st September, 1995.

1999-2010
Nick Jr. was launched as a channel in Jetania on 1st March, 1999.