While some retailers are already prepping for the holiday season, most of us have our minds on fall festivities. A recent study showed spending on Halloween will be close to $7 billion this year. Of that, over $1 billion will be spent on costumes for kids. Thankfully, you don’t have to spend an arm and a leg to ensure your kiddos have a happy Halloween. Check out these seven ways to cut the cost of costumes without eliminating all the fun.