Simplify the following text for a Grade 14 native English-speaking person.
Original: The Gaelic Athletic Association ( GAA ) is an amateur Irish and international cultural and sporting organization focused primarily on promoting Gaelic games , which include the traditional Irish sports of hurling , camogie , Gaelic football , handball and rounders .
Simplified: The Gaelic Athletic Association ( GAA ) ( Irish : Cumann LÃ thchleas Gael ) is an organization which is mostly focused on promoting Gaelic Games - traditional Irish sports , such as hurling , camogie , Gaelic football , handball , and rounders .