The book is being sent to primary schools across Wales, and please feel free to share with us that you have received the books via our Twitter page @SerenaSbarc.
Bydd y llyfr yn mynd i ysgolion cynradd ar draws Cymru, ac mae croeso i chi rannu gyda ni eich bod wedi derbyn y llyfr drwy roi neges ar Twitter gan gyfeirio at ein tudalen ni @SerenaSbarc.