Here is the full list of all 18 Mystery Tales: The Lost Hope Collector's Edition achievements.
Finish one hidden-object scene without a hint.
Finish three hidden-object scenes without a hint.
Finish five hidden-object scenes without a hint.
Finish one hidden-object scene in less than 1 minute.
Finish three hidden-object scenes in a row in under one minute each.
Finish five hidden-object scenes in a row in under one minute each.
Find three items in a hidden-object scene in three seconds.
Find five items in a hidden-object scene in five seconds.
Find ten items in a hidden-object scene in ten seconds.
Complete three mini-games without skips.
Complete one mini-game in less than 1 minute.
Spend one crystal in the zoo.
Spend one coin in the shop.
You get this award for freeing Annie.
Release the Priest from under the rubble.
You get this award for finding the alchemical crucible.
You get this award for destroying the monster.
Persuaded Emmett to help us.