The Mini-Games mode mostly consists of 20 mini-game levels and each of them exhibits various unique twists including smaller zombies or zombies with plants for heads. On some levels, you can even pick up fundamental notes and items including balloon, chocolate, dynamite, fertilizer, gold coin, hard hat, ladder, etc.
Winning every level will reward you with a new plant which will automatically be added to your roster of defense. The Adventure is actually the main game mode and it’s composed of five groups containing 10 levels each such as Day, Night, Pool, Fog, and Root.
Zombies FREE offers five game modes - Adventure, Mini-Games, Puzzle, Survival, and the stress-free Zen Garden.