Sarah O'Brien
Leaving Cert Phys Chem and Junior Cycle Science teacher. Exam-focused lessons, on demand videos, revision courses and Weekly Grinds.
Meet Sarah O'Brien
Kieran Mills' mastery of both the Applied Maths and Physics syllabi has made him one of Ireland's most popular Leaving Cert teachers. He has become well-known for his ability to stimulate and develop students' interest in the subject.
"His experience of correcting with the State Examination Commission gives him an in-depth knowledge of what is required by students to get the best results possible."
As well as co-writing several books, including Physics Laboratory Manual — a Leaving Cert textbook trusted by thousands of students around the country — Kieran has also been an expert contributor on Leaving Cert Maths for RTÉ Radio.
On Grinds360, Kieran's full course library covers Higher and Ordinary Level Maths, Higher Level Physics, and Higher Level Applied Maths — including the new Applied Maths specification.
Sarah's subjects on Grinds360
Full course coverage with on-demand video lessons, past paper walkthroughs and exam technique.
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