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Bouck, Emily C.; Shurr, Jordan; Bassette, Laura; Park, Jiyoon; Whorley, Abbie – Journal of Special Education Technology, 2018
Manipulatives are a common tool in mathematics teaching and learning, including for students with disabilities. The most common manipulatives are concrete manipulatives, yet app-based manipulatives are a viable age-appropriate option for secondary students with disabilities. Through an adapted alternating treatment design with three middle school…
Descriptors: Manipulative Materials, Mathematics Instruction, Teaching Methods, Middle School Students
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Norton, Anderson; Boyce, Steven; Hatch, Jennifer – Mathematics Teaching in the Middle School, 2015
In general, units coordination refers to the relationships that students can maintain between various units when working within a numerical situation. It is critical that middle school students learn to coordinate three levels of units not only because of their importance in understanding fractions but also because of their implications for…
Descriptors: Mathematics Education, Computer Oriented Programs, Algebra, Fractions
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Patahuddin, Sitti Maesuri; Lowrie, Tom – Australian Mathematics Teacher, 2015
A critical incident is a situation or event that holds significance for learning, both for the students and teachers. This paper presents four examples of critical incidents from a Year 7 teacher's lesson excerpts in Indonesia involving teaching of fractions, to show how they shaped classroom situation, brought forward elements of conflict, and…
Descriptors: Critical Incidents Method, Grade 6, Foreign Countries, Mathematics