As students across Siouxland enjoy their summer vacation, Siouxland Public Media took a closer look at the summer “Brain Drain”. That’s when student lose some of the academic skills they learned through the school year. “O 74.” "Bingo! Bingo! Bingo! We have some Bingos.” REPORTER: “What do you think of Bingo night?” “I really like it. It’s fun.” This is Bingo Night at Perry Creek Elementary School. It’s a popular attraction a couple of weeks before the end of the school year. An evening of fun,