Proving a lack of effective progress in special education can be a complex process. That requires careful documentation, communication, and adherence to relevant laws and regulations. Here are some steps you might consider: 

According to the student's age, developmental expectations, and individual educational potential. As well as the learning standards outlined in the Massachusetts Curriculum Frameworks. Effective progress in the general education program is defined as documented growth in the acquisition of knowledge and skills. Including social and emotional development, within the program, with or without accommodations. The general education curriculum include the district's early life and preschool programs. Review Individualized Education Program:

• Examine the student's Individualized Education Program in detail. Taking note of the goals and objectives that were established in consultation with parents, teachers, and experts.

• Collect Data:

• Compile information on the student's present performance. Grades, results from standardized tests, instructor observations. And any other pertinent evaluations may fall under this category. Examine this data in relation to the IEP's objectives.

• Maintain Documentation:

• Keep detailed records of communication between school staff, parents, and any specialists involved. Document meetings, discussions, and agreements related to the student's education.

• Regularly Monitor Progress:

• Ensure that progress is regularly monitored and reported. If progress reports are not being provided, request them. Determine any trends or patterns in the student's performance by analyzing the data. 

• Seek Additional Assessments:

• You can think about asking for more tests or evaluations if you think there hasn't been any progress. to acquire a more thorough comprehension of the student's requirements and aptitudes. Psychologists and special education specialists may conduct assessments as part of this.

• Maintain Communication:

• Regularly communicate with the student's teachers and special education team. Discuss concerns and seek their input on strategies for improvement.

• Document Interventions:

• If interventions are implemented, document them. This includes any changes to the IEP, modifications to teaching methods, or additional support services provided to the student.

• Request an IEP Meeting:

• Request an IEP meeting to address issues if no progress is being made. Make certain that parents and other interested parties participate fully in the decision-making process.

• Know Your Rights:

• Learn about the rules and legislation pertaining to special education in your area. Recognize the parental and student rights and make sure the school is fulfilling its responsibilities under these laws.

• Consider Mediation or Due Process:

• If efforts to address concerns through communication and collaboration prove unsuccessful. Parents may think about using due process or mediation to settle conflicts. This entails enlisting an impartial third party to assist in mediating a settlement. 

It's important to note that the process may vary depending on your location. Ss special education laws and regulations can differ. Seeking advice from an advocate or special education attorney can provide guidance tailored to your specific situation.