Talented Mearns Castle High School pupil Louisa Crerar is leading the way in a worldwide maths challenge.
Louisa, who has just finished her second year at high school, won the school’s iniagural Puzzle of the Week contest in the maths department.
The school’s contest feeds into an international competition, with Louisa joint first in the world from more than 5300 entrants!
Louisa said: “It was my maths teacher Miss Dickson, who is really into puzzles, who got us started. I’m really proud.”