scholarly journals فاعلیة وحدة مطورة فی الریاضیات قائمة علی مدخل STEM ومعاییر الممارسة الریاضیة CCSSM لتحسین قدرة تلامیذ المرحلة الإعدادیة على حل المشکلات الریاضیة الحیاتیة The Effectiveness of an Advanced Unit based on STEM approach and Mathematical Practice Standards CCSSM for Developing the ability of middle school students to solve real-life mathematical problems

2021 ◽  
Vol 24 (2) ◽  
pp. 207-272
Author(s):  
مروة نبیل عبد النبی الأحول
Author(s):  
Moh. Zayyadi ◽  
Toto Nusantara ◽  
Subanji Subanji ◽  
Erry Hidayanto ◽  
I Made Sulandra

1996 ◽  
Vol 27 (5) ◽  
pp. 521-539 ◽  
Author(s):  
Edward A. Silver ◽  
Jinfa Cai

The mathematical problems generated by 509 middle school students, who were given a brief written “story-problem” description and asked to pose questions that could be answered using the information, were examined for solvability, linguistic and mathematical complexity, and relationships within the sets of posed problems. It was found that students generated a large number of solvable mathematical problems, many of which were syntactically and semantically complex, and that nearly half the students generated sets of related problems. Subjects also solved eight fairly complex problems, and the relationship between their problem-solving performance and their problem posing was examined to reveal that “good” problem solvers generated more mathematical problems and more complex problems than “poor” problem solvers did. The multiple-step data analysis scheme developed and used herein should be useful to teachers and other researchers interested in evaluating students' posing of arithmetic story problems.


1998 ◽  
Vol 3 (6) ◽  
pp. 394-396
Author(s):  
Bobbye Hoffman Bartels

Often middle school students see no connection between geometry and real life. The following activity was designed to help make this connection for seventh-grade students participating in a Saturday academy. The activity centers on an elementary investigation of the rigidity characteristic of triangles, a concept seldom mentioned in K-8 mathematic textbooks but essential to the construction of structures that have to absorb tremendous forces and not collapse. Although this activity was completed outside the traditional mathematics class, it can be adapted to a school schedule and completed over two or more class periods.


2015 ◽  
Vol 6 (1) ◽  
Author(s):  
Rahmi Rahmi

The general puposes of experiencing math subject to elementary and middle school students are; first preparing the students to face the changing of real life through the thinking rehearsal based on the effective, effisien, honesty, critical, rationale, and logical way of thinking, and second, preparing the students to apply the mental principle of math in their daily life and as basic in learning other disciplines. Regarding to the importance of learning this subject, teacher of math should be able to create an effective teaching learning process to stimulate and to rise students enthusiasm in learning match. One of the strategy that can increase students desire in learning math is PAILKEM (Pembelajaran Aktif, Inovatif, Lingkungan, Kreatif, Efektif, dan Menarik). There is an interactive dialoque between teacher students and students-students, during teaching-learning process.This creates a condusive situation in wich students feel free to discuss their problems in learning math to their teachers and their classmates. At the end, through this strategy, students can increase their ability in learning and it is hoped that teaching learning process will be done in optimal achievement. 


2015 ◽  
Vol 21 (1) ◽  
pp. 53-60
Author(s):  
Alessandra King

By the time middle school students start a prealgebra course, they should have explored a variety of familiar two-dimensional and three-dimensional shapes and should have been exposed to the concepts of perimeter, area, and volume. They know that they can assign numerical values to some attributes of a shape, such as length and surface area. However, my classroom experience confirms the statement that although “students may have developed an initial understanding of area…, many will need additional experiences in measuring directly to deepen their understanding of the area of two-dimensional shapes” (NCTM 2000, p. 242). In addition, the students' previous practice with area is usually with polygons, circles, or a combination of both. However, many real-life objects cannot be described or approximated with simple geometric shapes or with combinations of shapes. Therefore, this activity, which asks students to estimate the area of irregular shapes using finer and finer grids, is not only novel but also a way to apply mathematics to real life.


Author(s):  
Monika Czajkowska

Mathematical problems are the source of mathematical and logical experience, in which student’s mind builds its mathematical competences. The sort of mathematical problems that are given to students and its form are not of no importance. Herein focus will be put on certain issues resulting from the usage of mathematical tasks presented to students in a digital form. The author, based on her own study, characterizes the strategies that were used by the middle school students while solving interactive mathematical tasks. She states that no intervention from teacher’s side, thus letting students use a free method for solving tasks, does not positively influence the mathematical competences to be acquired. With this, she questions the thesis that the middle school students grew up in the world of multimedia where the work with such mathematical task solving comes in a natural way. To the author’s way of thinking, it is necessary to work out a methodology that will be aiming at introducing students to solving mathematical tasks in a digital form.


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