The event gets bigger every year, with award winners receiving over $6000 in prizes.
She said her students felt having a catwalk event to show off their work was a unique experience.
"The designers choose their own models and styling so that the outfits look how they visualised they would be."
She said one girl had told her that entering in a previous year was so scary she never thought she could do it, but now she looked forward to it.
The projects required a design process of developing a brief, finding a client, brainstorming, planning, researching and then coming up with initial designs, said Mrs Bucknell.
The average length of a project is over 30 hours of classroom time and the same in homework, with senior students earning NCEA credits.