Color Changing Chips Magic Trick Surprise Chips! Rainbow Color Changing Chips. Magical color changing chips! Two chips are shown with black spots on both sides. Rub the two chips together face to face. Magically the black spots have changed their colors. Repeat the trick with the reverse sides & you get two more different colors! Secret instructions & gimmick enclosed. Color Changing Chips Rainbow Disc Closeup Magic Chip Magnetic Trick Pocket Aotomatic