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Greece, United States

Activities

Employment (1)

University of Kansas: Lawrence, US

2024-09 to present | GTA (Graduate Teaching Assistantship) (Mathematics)
Employment
Source: Self-asserted source
Nikolaos Gkrekas

Education and qualifications (2)

University of Kansas: Lawrence, US

2024-08 to present | PhD candidate (Mathematics)
Education
Source: Self-asserted source
Nikolaos Gkrekas

University of Thessaly: Lamia, Greece, GR

2020-09 to 2024-07 | Bachelor Degree (Mathematics)
Education
Source: Self-asserted source
Nikolaos Gkrekas

Works (11)

Can a mathematical model describe the main problems of the modern world?

U.Porto Journal of Engineering
2024 | Journal article
EID:

2-s2.0-85192108194

Part of ISSN: 21836493
Contributors: Rizos, I.; Gkrekas, N.
Source: Self-asserted source
Nikolaos Gkrekas via Scopus - Elsevier
grade
Preferred source (of 2)‎

Pattern recognition among primary school students: The relationship with mathematical problem-solving

Contemporary Mathematics and Science Education
2024-07-01 | Journal article
Contributors: Ioannis Rizos; Nikolaos Gkrekas
Source: check_circle
Crossref

Incorporating history of mathematics in open-ended problem solving: An empirical study

Eurasia Journal of Mathematics, Science and Technology Education
2023 | Journal article
EID:

2-s2.0-85150214556

Part of ISSN: 13058223 13058215
Contributors: Rizos, I.; Gkrekas, N.
Source: Self-asserted source
Nikolaos Gkrekas via Scopus - Elsevier
grade
Preferred source (of 2)‎

Is there room for conjectures in mathematics? The role of dynamic geometry environments

European Journal of Science and Mathematics Education
2023 | Journal article
EID:

2-s2.0-85178937814

Part of ISSN: 2301251X
Contributors: Rizos, I.; Gkrekas, N.
Source: Self-asserted source
Nikolaos Gkrekas via Scopus - Elsevier
grade
Preferred source (of 2)‎

A different perspective on teaching Geometry at high school: The Greek case study

arXiv
2022 | Other
EID:

2-s2.0-85137227690

Part of ISSN: 23318422
Contributors: Rizos, I.; Gkrekas, N.
Source: Self-asserted source
Nikolaos Gkrekas via Scopus - Elsevier

Notions about the nature of Geometry,Θεωξήζεηο γηα ηε θύζε ηεο Γεωκεηξίαο

arXiv
2022 | Other
EID:

2-s2.0-85142848630

Part of ISSN: 23318422
Contributors: Rizos, I.; Gkrekas, N.
Source: Self-asserted source
Nikolaos Gkrekas via Scopus - Elsevier

Students' experiences of learning Sciences during the Covid-19 pandemic and their suggestions for the next day: A Greek University Department case study

arXiv
2022 | Other
EID:

2-s2.0-85170462366

Part of ISSN: 23318422
Contributors: Rizos, I.; Gkrekas, N.
Source: Self-asserted source
Nikolaos Gkrekas via Scopus - Elsevier

Students' experiences of learning Sciences during the Covid-19 pandemic and their suggestions for the next day: A Greek University Department case study

arXiv
2022 | Other
EID:

2-s2.0-85129476604

Part of ISSN: 23318422
Contributors: Rizos, I.; Gkrekas, N.
Source: Self-asserted source
Nikolaos Gkrekas via Scopus - Elsevier

University students' attitudes and opinions on the Pandemic and the next day

Pandemic Conference: What we have learned, what we have to teach
2022 | Conference paper
Contributors: Ioannis Rizos; Nikolaos Gkrekas
Source: Self-asserted source
Nikolaos Gkrekas

Teaching and Learning Sciences within the Covid-19 Pandemic Era in a Greek University Department

U.Porto Journal of Engineering
2022-02 | Journal article
Part of ISSN: 2183-6493
Contributors: Ioannis Rizos; Nikolaos Gkrekas
Source: Self-asserted source
Nikolaos Gkrekas via Crossref Metadata Search
grade
Preferred source (of 2)‎

The Historical Background of a Famous Indeterminate Problem and Some Teaching Perspectives

Journal of Mathematics and Statistics Studies
2022-01-18 | Journal article
Contributors: Ioannis Rizos; Nikolaos Gkrekas
Source: check_circle
Crossref