This Horrid Henry (Welsh Edition) pack is one of 5 available! This particular pack contains the following 4 novels in the popular series: Henri Helynt a'r Arian Mawr, Henri Helynt a Mell tith y Mymi, Henri Helynt a'r Wrach Warchod and Bom Drewllyd Henri Helynt. -- Cyngor Llyfrau Cymru