Unlimited items:
Enter Shy, Shy, Shy, Baker as a password.

Level	Password
2	Brainy, Handy, Shy
3	Astronaut, Shy, Brainy
4	Shy, Baker, Handy

Level 1: Carrot code:
The carrot code in level 1 is: Left, Right, Middle.

Bonus level:
Collect all the leaves on the "Workbench Gone Mad" level.

Invisibility:
Collect all the leaves, then start again and collect nothing.

Invincibility:
Successfully collect all the leaves fifteen times without losing any lives