Results 71 to 80 of about 160,573 (296)

Improving Geometric Thinking Skills Through a Multisensory-Based CRA Framework in Students with Learning Difficulties and Various Sensory Preferences

open access: yesEducational Process: International Journal
Background/Objective. This study aimed to assess the effectiveness of a multisensory approach based on the CRA framework in enhancing geometric thinking skills among fourth-grade students with learning difficulties in mathematics.
Duaa Zahi Melhem   +4 more
doaj   +1 more source

Redesigning geometry assessments to promote advanced geometric thinking: A case study on formal deduction and rigor

open access: yesJurnal Elemen
Many geometry problems at the university level, particularly in analytic geometry courses, tend to prioritize procedural tasks to foster deeper geometric thinking. This study aims to analyze and redesign existing geometry problems to enhance pre-service
Scristia   +2 more
doaj   +1 more source

Students' Mistakes and Misconceptions on the Subject of Conics

open access: yesInternational Journal of Education, 2020
The purpose of this study is to determine the levels of geometric thinking, mistakes, and misconceptions of students on the concept of conics. This study was conducted on 91 students in the first semester in 2017 at one of the universities in Indonesia ...
Eyus Sudihartinih, Tia Purniati
doaj   +1 more source

Influence of Sample Preparation and Processing Procedures on the Thermal Diffusivity of MgO‐C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
The thermal diffusivity of MgO‐C refractories is highly sensitive to sample preparation and processing procedures. In this article, the effects of coking sequence, machining conditions, structural inhomogeneity, and graphite coating application on measurements using laser flash apparatus are systematically investigated.
Luyao Pan   +4 more
wiley   +1 more source

The impact of GeoGebra AR on students' geometric thinking based on Van Hiele theory

open access: yesJournal of Honai Math
Traditional instructional approaches to teaching three-dimensional (3D) geometric shapes are often ineffective in promoting student engagement and deep conceptual understanding of geometric principles.
Maria Fransina Veronica Ruslau   +2 more
doaj   +1 more source

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Geometric Thinking Levels in Learning Quadrilaterals: A Van Hiele-Based Case Study in a Papuan Junior High School

open access: yesEdumatica: Jurnal Pendidikan Matematika
This study investigated the geometric thinking levels of eighth-grade students in a Papuan junior high school, using the van Hiele theoretical framework, with a focus on their understanding of quadrilaterals. The research addressed common misconceptions
Pitriana Tandililing   +3 more
doaj   +1 more source

La maleta viajera de Euclides, como estrategia didáctica para fortalecer el pensamiento espacial y los sistemas geométricos

open access: yesEcomatemático, 2019
The development of the thought, has a progressive influence on the integral formation of the subjects, in this respect, it became necessary to develop the present investigation, whose general objective was: To strengthen the spatial ...
Leidy Katerine Marín-Arguello
doaj   +1 more source

DESAIN DIDAKTIS SIFAT-SIFAT BANGUN RUANG SISI DATAR UNTUK MENINGKATKAN LEVEL BERPIKIR GEOMETRI SISWA SMP [PDF]

open access: yes, 2014
Penelitian ini berjudul “Desain Didaktis Sifat-Sifat Bangun Ruang Sisi Datar untuk Meningkatkan Level Berpikir Geometri Siswa SMP”. Penelitian ini dilakukan di SMPN 10 Bandung pada siswa kelas VIII.
Rizqiyani, Rifa
core  

Characterization of Nitinol Produced by Laser Powder Bed Fusion for Mechanical Metamaterial Applications

open access: yesAdvanced Engineering Materials, EarlyView.
Stabilization of L‐PBF Ni50.7Ti49.3 under low‐cycle loading was investigated. Recoverable strain after cycling was dependent on the amount of applied load. Recovery ratio was 53.4% and 35.1% at intermediate and high load, respectively. The maximum total strain reached 10.3% at a high load of 1200 MPa.
Ondřej Červinek   +5 more
wiley   +1 more source

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