Kids Halloween Costumes Any Cheap Ideas For Kids Halloween Costumes?

Any cheap ideas for kids halloween costumes? - kids halloween costumes

I have a daughter, 6, and grade and a son who is 5 and in kindergarten. Looking for cheap ideas for Halloween costumes. You need a costume to be used both in school and "stuff" to help with ideas, they would not both be treated? Mom looking for inexpensive ideas. Thank you!