Laser Sight ($100): Helps your aim.
HUD Goggles ($5,000): Show ball paths.
Stuffed Dodo ($2,500): Unknown
Coconut Shy mini-game ($3,000)
Skeepool mini-game ($3,000)
Hidden Cave mini-game ($5,000)
Darts mini-game ($4,000)
Dropzone mini-game ($8,000)