Critics argue that teacher training focuses too much on method and too little on substance .
Supporters of teacher certification say that the problem is that school districts insist that teachers teach outside their specialties . Some observers say that standards can't hurt , but are only a part of the solution. Implementing standards will be difficult , but some observers suggest there may be compromises that all sides could accept. An increasing number of public schools have adopted dress codes requiring school uniforms. Read a critique of this trend and an expert analysis of the pros and cons of uniforms.