Level Passcode:

2     dice, bone, bone, dice 
3     dice, key, bone, machine 
4     dice, bone, food bowl, toy 
5     bone, dice, dog, bone 
6     bone, dice, machine, food bowl 
7     bone, bone, paw, dog 
8     bone, bone, paw, toy 
9     bone, toy, key, bone 
10    bone, toy, key, dice 
11    bone, toy, bone, machine 
12    bone, machine, dice, toy 
13    bone, machine, toy, key 
14    bone, toy, paw, food bowl 
15    bone, toy, toy, machine 
16    bone, paw, toy, toy, 
17    toy, bone, key, bone 


Bonus Levels:
 
machine, dice, dice, dice 
machine, dice, dice, machine