What it's like for teenagers studying at Coleg Sir Gâr during the pandemic Coleg Sir Gâr has a range of courses including full and part-time honours degrees, vocational diplomas and A-levels Updated Advertorial Graig Campus at Coleg Sir Gâr âStudying during a pandemic has its challenges,â said Nia Edwards, who is a 16-year-old student at Coleg Sir Gâr. Based at the Graig campus, she is studying biology, chemistry, physics, photography and the Extended Project Qualification. She started her A-level experience during Covid-19, something she could never have imagined a few years ago. Now she is a college ambassador and is helping prospective students to understand what it's like at the college during the virtual open week, which starts on March 8.