This document lists the flags of various countries that could be included in a 4th grade general knowledge competition. It includes flags from South American countries like Ecuador, Chile, Argentina, Bolivia, Colombia, Peru, Venezuela, Brazil, as well as countries from other continents like Cameroon, Croatia, Spain, Netherlands, Australia, Greece, Ivory Coast, Japan, Uruguay, Costa Rica, Great Britain, Italy, Switzerland, France, Honduras, Iran, Nigeria, Germany, Portugal, Ghana, Belgium, Algeria, and Russia.