Eolaíocht | Fuaim | Rang a trí go rang a sé | Fuinneamh agus fórsaí | Léireoidh Fiachra cén chaoi a dtaistealíonn fuaimthonnta chun trí thurgnaimh a dhéanamh. Fiachra will demonstrate how soundwaves travel through an experiment. This class is aimed at primary school pupils in third class, fourth class, fifth class and sixth class.