Grands travaux is situated at the Institute Anneessens-Funck, a Dutch-speaking vocational school in the centre of Brussels where young students have come to learn an occupation. The film documents and stages that which gives shape to their lives: the practical assignments and classes at school,...
According to tradition, Petite Neige, a young Inuit, needs to capture a low flying bird in order to pass into the world of grown-ups. On the verge of catching it, she falls into a mysterious crevice belonging to the giant dwarf, an ogre with the power to change his size at will by sneezing.