What is the plaintiffs’ main concern about the state of public schools in Brown v. Board of Education? The curriculum was outdated and biased, which led to a poor quality of education in Topeka. The teachers were not credentialed, which led to disparities within the Topeka school system. The schools were racially segregated, which led to a lower quality of education for some students in Topeka. The school buildings were in poor condition, which caused low attendance rates in Topeka.