Educators address misconceptions and pseudoscience in science classrooms by encouraging critical thinking, providing accurate information supported by evidence, fostering open discussions, and promoting scientific inquiry. They may also use hands-on experiments, demonstrations, and real-life examples to help students understand and differentiate between valid scientific concepts and false beliefs. Additionally, educators can actively engage students in debunking myths and pseudoscientific claims through research projects and class presentations. By promoting a culture of skepticism and encouraging students to question and analyze information critically, educators can help students develop a deeper understanding of scientific principles and better discern fact from fiction.