When only a few students are disrupting the entire class, it's essential to address the issue promptly to maintain a positive learning environment. Here's a step-by-step approach to handle this situation:

1. **Assess the Situation**: Observe and document the disruptive behavior to understand its nature and frequency. Ensure you have a clear picture of what's happening.

2. **Private Conversation**: Talk to the disruptive students individually in a private setting. Express your concerns, describe the impact of their behavior on the class, and ask for their perspective.

3. **Set Expectations**: Clearly outline your expectations for classroom behavior and the consequences of continued disruption. Be firm but remain calm and respectful.

4. **Positive Reinforcement**: Recognize and reward positive behavior from these students when they comply with the classroom expectations. Positive reinforcement can motivate change.

5. **Peer Pressure**: Enlist the help of the other students by discussing the impact of disruptive behavior on their learning. Sometimes, peer pressure can influence change.

6. **Parent/Guardian Involvement**: If the disruptive behavior continues, consider contacting the parents or guardians of the students involved to discuss the issue and seek their support in addressing it.

7. **Implement Consequences**: If necessary, apply appropriate consequences consistently and fairly, as outlined in your classroom or school discipline policy. Ensure these consequences are proportionate to the behavior.

8. **Individualized Support**: If the disruptive behavior persists, work with the school's support staff, such as counselors or behavior specialists, to develop individualized strategies to address the students' specific needs and challenges.

9. **Documentation**: Maintain a record of incidents, conversations, and actions taken. This documentation can be valuable if the issue escalates.

10. **Involve Administration**: If all else fails, involve school administrators to discuss further intervention, such as behavioral contracts, alternative placements, or additional support services.

Remember that consistency and clear communication are key when addressing disruptive behavior. Your goal should be to help these students understand the impact of their actions and provide opportunities for them to make positive changes while minimizing disruption to the rest of the class.