USA: Porky Pig (2001)

Switzerland: Rainbow Fish (2001)

Just like in the books some of the scales of the Rainbow Fish are sparkling.

[Appendix] Romania: Fairy Tale (2001)

Netherlands: Cartoons (2001)

Germany: Teacher Lämpel (2001)

On a matching Card with a special postmark from 2015:

[Incomplete] Germany: Characters from Children's Books (2001)

The stamps show Pinocchio, Pippi Longstocking, Heidi, Jim Knopf and Tom Sawyer and Huckleberry Finn.

"Erinnerungsblatt":

Cover with Special Postmark:

USA: Snoopy (2001)

[Appendix] Romania: Fairy Tale (2000)

USA: Roadrunner and Wile E. Coyote (2000)

[Appendix] Lithuania: Simonas Stanevičius (1999)

Germany: Famous TV Figures for Children (1999)

The stamps show the Little Polar Bear, Tabaluga, Rabe Socke, Mecki and Twipsy.

[Appendix] Australia: Children's TV (1999)

Maxicard:

USA: Daffy Duck (1999)

[Incomplete] Switzerland: Pingu (1999)

Used on Cover:

Germany: Erich Kästner (1999)

Special Book Edition of Kästners "Die Konferenz der Tiere" including a cancelled pair of stamps on one page:

Germany: Famous TV Figures for Children (1998)

The stamps show the Sendung mit der Maus, the Sandmännchen, Captain Bluebear, Maya the Bee and Pumuckl.

"Erinnerungsblatt":

USA: Tweety and Sylvester (1998)

Austria: Town Musicians of Bremen (1997)

USA: Bugs Bunny (1997)

Poland: Legends (1997)