Here is the full list of all 31 Kids of Hellas: Back to Olympus achievements.
Find 40 puzzle pieces!
Earn all the achievements!
Complete 30 levels with 3 stars!
Encounter a patrolling enemy 30 times!
Repair the ancient Greek ship!
Find 20 puzzle pieces!
Erect 30 buildings!
Gather 500 units of gold!
Activate the "Freezing time" bonus three times on the same level!
Use your skill 20 times!
Use all the bonuses at least once while playing the game!
Complete 10 levels!
Complete 10 levels with 3 stars!
Assign 1000 tasks to the kids!
Find 10 puzzle pieces!
Gather 500 units of food!
Encounter a patrolling enemy once!
Cancel a task 30 times!
Use two bonuses simultaneously!
Summon 5 kids simultaneously!
Gather 100 units of gold!
Activate the "Speed up character" bonus three times on the same level!
Use your skill
Complete the level without using skills!
Complete any level with three stars without using any bonuses!
Repair the mana well!
Gather 100 units of food!
Cancel a task!
Complete the 1st level!
Complete one level with 3 stars!
Find the first puzzle piece!