President McAleese opens 2011 BT Young Scientist and Technology Exhibition
Students from the four corners of Ireland have converged on Dublin's RDS for the 2011 BT Young Scientist and Technology Exhibition.
President Mary McAleese declared the event officially open saying Ireland's youth provide the hope for the recovery from the recession.
Now in it's 47th year over 500 projects have been shortlisted to participate in this years event with the winner set to be announced at a gala ceremony on Friday.
1138 students from 207 schools will have their efforts evaluatedin the coming days before the overall winner is announced.