Americans spend an estimated $6.9 billion annually on Halloween, making it the country's second largest commercial holiday, according to History.com .
When it comes to costumes, the U.S. Consumer Product Safety Commission has tips for buying or creating costumes that are safe to wear.
Ready to hit the streets? According to the Glendale Fire Department children are four times more likely to be struck by a car on Halloween than any other night of the year. They have some additional tips for trick-or-treaters:
Phoenix Children's Hospital has a few more Halloween tips to keep kids safe:
For more on the Halloween season, go to our Halloween Headquarters.