Classroom conditions are causing difficulties for students. High temperatures and humidity are making it hard to study. The number of students affected is not clear, but it is known that some classrooms have more than 30 students.

Questions are being raised about the extent of the problem. Some issues with heating and cooling systems have been reported. The exact number of schools and students affected is unknown.

Further information is available from the source, which reports that some students are speaking out about the conditions. The situation is being described in terms of its impact on students and the efforts to address the issues.