There's this one, and this one, and this one. If you don't like the formats - some are online quizzes - you could always modify the lessons to suit your needs. At any rate, they're all good sources for food for thought in planning your next lessons.
The first two links are from Quia - Shared Activities
The second link is from BBC | British Council teaching English
At both sites, I used the search terms "hairdressing" and "hairdresser".
All the best.
- For Teachers