Students from 5 Mayo secondary schools are taking part in the first-ever virtual BT Young Scientist & Technology Exhibition, which was launched online at 8am this morning.
It's the 57th annual exhibition, and the first ever to take place virtually.
President Michael D Higgins officially opened the exhibition this morning.
Over 1,000 students from over 200 schools across the island of Ireland are exhibiting projects, which cover a wide variety of topics - from Covid-19, and the prevalance of social media and technology in our daily lives to gender studies and climate change.
Students from Mount St Michael secondary school in Claremorris have three projects in this year's exhibition, while St Joseph's secondary school in Charlestown, Ballinrobe Community School, Jesus & Mary Secondary School in Crossmolina and St Mary's Secondary school in Ballina are also represented.
Judging begins this morning, and the winner will be announced online at 1pm on Friday and will win a trophy and a cheque for €7,500.
In all, there are over 200 prizes for individuals, groups and teachers.