Conn Cloichshneachta joins Gabhán Grian, Tríona Tuar Ceatha, Síle Sneachta, Fearghal Fearthainn, and Gearóid Gaoth in a tale of cooperation and positive action on biodiversity. When na Truailleáin arrive, will they help or hinder their work? This book makes teaching about sustainability easy and engaging for teachers and parents of young children.