Strengthening the Third "R"
VIEWS FROM THE FIELDHelping Students with Disabilities Participate in Statewide Math AssessmentsThe 1997 Reauthorization of the Individuals with Disabilities Education Act (IDEA) provides that students with disabilities will participate in state and district-wide assessments, with accommodations and modifications as necessary. These large-scale assessments reflect standards that all students are expected to meet. Most State and district-wide assessments tap mathematical knowledge and skills. Emerging research is shedding light on what practitioners can do to ensure that students with disabilities participate and achieve their potential on such assessments. Making Assessment Accommodations for Math Assessments"IDEA '97 has heightened the need for research findings on the effects of assessment accommodations," says Martha Thurlow, director of the National Center on Educational Outcomes (NCEO). "The complexity of the many studies on test changes made it evident that a searchable database was needed to cull the information for addressing specific accommodations, specific groups of students, specific ages, or combinations of these and other factors." Under Thurlow's leadership, NCEO launched a searchable data base of accommodations (http://education.umn.edu/NCEO/AccomStudies.htm). The online database houses an accommodations bibliography that allows users to search a compilation of empirical research studies on the effects of various testing accommodations for students with disabilities. "You can search the bibliography for specific accommodation research studies by typing in keywords related to the accommodation, disability, test content area, or student age," Thurlow describes. Currently, the database contains 173 documents, covering the years through 2001. Type "math" in the search category and the database yields 59 references that cover such accommodations as the use of calculators (when the test does not measure computation) and reading the test aloud. At this point, users may click on any of the references for more information. Brief summaries of each study are provided and include information on the accommodation, participants, dependent variable, and major findings of the study.
Student Performance on Math Assessment: Implications for Standards"If students with disabilities are to meet high standards, they will need support," says Rene Parmar. With OSEP funding, Parmar and her colleagues Barbara Signer and John Cawley set out to explore the discrepancy between the desire for higher standards of student performance in mathematics and current data showing that students with disabilities tend not to meet expectations. "We looked at mathematical proficiency in relation to NCTM standards, which are aligned into groupings for PreK-2, 3-5, 6-8, and 9-12," Parmar explains. "We found that significant numbers of general education students and those with mild disabilities do not demonstrate proficiency in many of the topics introduced or expected to be mastered (e.g., division) at a specific grade level." For Parmar, the implication is that schools should replace the grade-by-grade level system with a multigrade level format. "Unfortunately," Parmar adds, "the commercial materials provided to the schools and the curriculum guides of the states and districts continue to specify grade-by-grade level content." Parmar sees other practical implications as emerging from this research. "Students need support in thinking about and understanding math concepts," According to Parmar, traditional assessments that yield pass-fail data are rarely useful instructionally. "Even with rubrics, teachers seldom have sufficient information to identify specific student difficulties that require instructional intervention," Parmar asserts. "Teachers need information that answers questions such as, What is the student thinking when he or she is encountering math?"
One suggestion for teachers is to assess the student by testing with items that occur between the last item correct and the first item failed to determine the type of item and type of error. Using the principle of least error correction, the teacher determines if the error was one of calculation or faulty use of an algorithm, and then corrects only the dominate error. For example, if a student completes an item by going from left-to-right and makes an error in calculation, use of the left-to-right algorithm would not be addressed. When assessing student errors, Parmar encourages teachers to talk to students about what they are thinking. "Teachers need to understand the cognitive aspects of the math problem so that they can intervene if necessary." For example, when solving story problems, consider the following:
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