Here is the full list of all 25 Containment: The Zombie Puzzler achievements.
Kill 10,000 Zombies
Kill 5,000 Zombies
Kill 1,000 Survivors
Open 20 vehicles.
Complete all 20 blocks in Town Hall Survival
Complete all 10 blocks in Graveyard Survival.
Kill 500 Survivors
Complete the campaign
Complete Act 3 by defeating the boss without the forklift.
Shoot 10 zombies offmap with Sniper items.
Kill 8 or more survivors with a single air strike.
Kill 1,000 Zombies
Surround 20 zombies at once.
Surround 15 zombies at once.
Complete Act 2
Kill 500 Zombies
Watch America's Fighting Dinosaur at the drive-in.
Kill 100 Survivors
Complete Act 1
Kill 10 Survivors
Apply the zombie cure to one patient. Congratulations. You created super zombies.
Kill 100 Zombies
Kill 5 non-Zombies with a single grenade.
Witness the glory of aggressive fonts!
Kill the first zombie in the Campaign.