Ok, this will make a cheep, fun, and possibly dangerous pyrotechnic display.
Extra fine Steel wool (0000 if possible)
1/8" x 6'+ steel rope
Long pants and shirt
1- Put a slip knot in the end of the steel cable.
2- Find an open place outside, away from trees, people, cars, and anything that may catch on fire.
3- put the steel wool into the opening in the slip knot and cinch shut.
4- light the end of the steel wool
5- start spinning the cable around you
6- once finished, stick the end of the cable into the bucket of water