You will need:
Draw 3 black dots on the ghosts eyes and mouth and stick goggly eyes on to the bats. they can be the same size or different for extra fun.
Once you have finished decorating your bats and ghosts, stick to a piece of string or ribbon with a hot glue gun (an adult may want to do this) or stick on with sellotape or staples then hang your bunting for spoooooooky decorations.
Well done - Your craft bat and ghost egg boxes are complete... How about trying some of the other Halloween egg box crafts following these tutorials...