Select "password" from the main and enter the following passwords.

Password	Effect
XRG0Z9NR	Caveman Defeated
K3VPZX8T	Cookie Foctory Complete (level 2)
RX1FRS96	Defeat The Guitar Ghoul
!4QLDLJ0	Defeat Zen Tuo (level 2)
SF6NQF0X	Fight The Caveman
W!5?VXCK	Fight The Guitar Ghoul
61Q9N1NH	Final Fight! Unlock
V4T18HFV	Haunted House Complete
L4RG42D3	Ice Age Exhibit Complete
LJL7FW?R	Level 1 Complete
FZ0T3!4P	Medieval Exhibit Complete
1Q0QQTCX	Mystery #1 Solved (Velma Mini-Game)
HCHV7W?R	Mystery #2 Solved (Velma Mini-Game)
!WJW?9SM	Mystery #3 Solved (Velma Mini-Game)
X9G1Z9NR	Mystery #4 Solved (Velma Mini-Game)
5RPRJRFV	Ride #1 Complete (level 2)
X?6?VZBK	Ride #2 Complete (level 3)
W8K1Z8PR	Ride #3 Complete
8QNWMK0	Sewers Complete (level 2)
1WKCPCT8	Trap #1 Complete (Fred Mini-Game)
9BHV?8TM	Trap #2 Complete (Fred Mini-Game)
2PVX17QP	Trap #3 Complete (Fred Mini-Game)
THBLCL!R	Unlock Circus Tent (level 3)
FPB7NB2H	Unlock Haunted House Sub-Level (level 3)
ZZ0?KSL6	Unlock Ice Age Exhibit sub-level (level 4)
BXMZFM?R	Unlock Medieval Exhibit Sub-Level (level 4)
FFPZFB!R	Unlock Sewer Sub-Level (level 2)
0Q2Q8?CX	Unlock Workshop 1 Sun-level (Level 1)
?W9G12L6	Unlock Workshop 2 Sun-level (Level 1)