Here is the full list of all 52 Arcane Arts Academy achievements.
Bring 20 customers to anger and leave
Make a crystal potion in the laboratory
Decorate Erika's room
Watch all the scenes
Complete levels with at least 1 star
Complete levels with 3 stars
Complete all levels in the bookshop
Collect diamonds
Serve books in a bookshop
Complete all levels in the laboratory
Complete all levels in the courtyard
Complete all levels in the glasshouse
Collect crowns by performing side tasks
Grow a magic flower in the glasshouse
Complete all levels in the clocktower
Expose magic lenses in the clocktower
Find the cats
Serve sets of clothes in the courtyard
Serve customers with 5 hearts at the checkout
Get "all clean" bonus on 10 levels
Get a bonus for full orders
Get a bonus for quick service
Fire up and win an already played level 5 times
Complete the tutorial