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Stephen L. Caviness; Crystal Wallen; Lorraine Stewart – Mathematics Teacher: Learning and Teaching PK-12, 2024
These educators share the "how" and "why" behind their use of open middle tasks in the classroom. In this article, the authors share a type of mathematics task, called Open Middle, that exhibits the characteristics outlined above. The authors frequently use Open Middle tasks in their classrooms because they teach students that…
Descriptors: Problem Solving, Computer Software, Mathematics Education, Mathematics Activities
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Armstrong, Addie; McQuillan, Dan – Mathematics Teacher: Learning and Teaching PK-12, 2020
Valid proofs need not be in the traditional two-column format. This classroom activity allows students to explore, discuss, and use specialized facts to create a general statement of truth.
Descriptors: Mathematics Instruction, Validity, Mathematical Logic, Mathematics Activities