Another Hidden Build Object...
	Hidden Build Object...
	Hidden Part...
	Secret Valentine's Day Object...

A bat appears when you are building your own contraption on Halloween. When it gets hit with a ball, it flys around.

A Leprechaun appears when you are building your own contraption on St. Patrick's Day. When he gets hit with a ball, he dances.

On Christmas Day a Santa Claus lamp will appear in the part bin. It works just the same as the lava lamp just shaped like Santa.

Play the game on Valentine's Day to unlock a Cupid part. It flies in a straight path like a blimp, but it can pop things with its arrow.