- in Year First (2013) / Issue Second, Author(s): Toni Chehlarova, Neda Chehlarova
The article deals with creating dynamic compositions in the style of Andy Warhol created by means of GeoGebra. Dynamics refers to both the color and t...
- in Year Fourth (2016) / Issue Third, Author(s): Neda Chehlarova | DOI: 10.15547/PF.2015.058
... goal of the competition is the development of key competences and the promotion of mathematic instruments in front of a wide audience.
- in Year Ninth (2021) / Issue Fourth, Author(s): Neda Chehlarova | DOI: 10.15547/PF.2021.022
...ed. The key points of the training program with teachers and students of technical sciences are described. Some interesting editing options for users ...
- in Year Twelfth (2024) / Issue First, Author(s): Koya Chehlarova, Neda Chehlarova | DOI: 10.15547/PF.2024.003
..." project are presented. The aim of Glass Initial project is to popularize two techniques of glass material and silk painting technique among art love...
- in Year Sixth (2018) / Issue First, Author(s): Toni Chehlarova, Ivan Petkov | DOI: 10.15547/PF.2018.003
...logy in IT lessons is presented. The objective of the experiment is to improve the quality of information technology training by creating a competitiv...
- in Year First (2013) / Issue First, Author(s): Toni Chehlarova
...h grade” and “Geometric transformations and the paintings of Escher” are illustrated with both material and virtual models. The potential of the mathe...
- in Year Fourth (2016) / Issue Third, Author(s): Tsvetoslava Zareva, Toni Chehlarova | DOI: 10.15547/PF.2015.057
...l engineering and Geodesy & Higher School of Civil Engineering „Lyuben Karavelov“ while finding a plane section of a solid in axonometry are prese...
- in Year Seventh (2019) / Issue Third, Author(s): Toni Chehlarova, Monika Koceva, Ivan Petkov, Dinko Tsvyatkov | DOI: 10.15547/PF.2019.018
...itute of Mathematics and Informatics and the Laboratory of Telematics of the Bulgarian Academy of Sciences is presented. The article describes the con...
- in Year Eighth (2020) / Issue Second, Author(s): Тoni Chehlarova | DOI: 10.15547/PF.2020.013
...arning preparation and the first week of its conduction are presented. Distance learning was introduced by the Ministry of Education on March 16, 2020...
- in Year Eighth (2020) / Issue Third, Author(s): Toni Chehlarova, Ivan Petkov | DOI: 10.15547/PF.2020.019
...s of the model when using a webinar in class, as well as using a real contests and competitions to present a created product are shown.