119 books • 26 series
Book #1: Llygoden a Twrch
Book #2: Llygoden a Twrch a’r Parti
Book #3: Llygoden a Twrch Go Arbennig
Book #4: Dyddiau Dedwydd
Book #5: Llygoden a Twrch: Clinc, Clanc, Clync!
Book #1: Mouse and Mole
Book #2: Mouse and Mole Have a Party
Book #3: Happy Days for Mouse and Mole
Book #3: A Very Special Mouse and Mole
Book #5: Mouse and Mole: A Fresh Start