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