School

School is an area where there are 5 rows and 9 nine columns. Plants have to be planted in flower pots and you cannot use plants except those you receives during this stage. There are three rows of flower pots in each level.

Sun
Low. Start with 100 sun.

Plants you've already had

 * Peashooter(before first level)
 * Wall-nut(before first level)
 * Sunflower(before the level)
 * Flower Pot(before the level)

New plants
(More coming soon!)
 * Penshooter
 * Rubber Tree
 * Black Boarder

Zombies you've already encountered

 * Zombie
 * Conehead Zombie
 * Buckethead Zombie
 * Pole-vaulting Zombie

New zombies

 * Student Zombie
 * Bully Zombie
 * Teacher Zombie
 * Worker Zombie
 * Headmaster Zombie(boss)

Last line of defense

 * Classroom Cleaner

Crazy Dave's Speech
My son will graduate from Dave School today!

I am going to celebrate with him!

Wait...

Why there's zombies in the school?

Fortunately, I have brought some seed packets!

Why do I bring the seed packets with me?

Because I am CRAZZZZZY!!

Good luck, buddy!

Test and exam(the fifth level)
Oh, it's time to study.

Why?

Because we are going to have tests and exams!

With Zombies!

Trivia

 * It is revealed that Crazy Dave has a son.