- in Year Sixth (2018) / Issue First, Author(s): Toni Chehlarova, Ivan Petkov | DOI: 10.15547/PF.2018.003
An experiment involving the use of an online competition combining mathematics, art and information technology in IT lessons is presented. The objecti...
- in Year First (2013) / Issue Second, Author(s): Toni Chehlarova, Neda Chehlarova
...
- in Year First (2013) / Issue First, Author(s): Toni Chehlarova
The paper deals with various pedagogical tools for mathematics education. The topics “Quadrilaterals in 5th grade” and “Geometric transformation...
- in Year Fourth (2016) / Issue Third, Author(s): Tsvetoslava Zareva, Toni Chehlarova | DOI: 10.15547/PF.2015.057
...ivil engineering and Geodesy & Higher School of Civil Engineering „Lyuben Karavelov“ while finding a plane section of a solid in axonometry ar...
- 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 Third, Author(s): Toni Chehlarova, Ivan Petkov | DOI: 10.15547/PF.2020.019
...
- in Year Ninth (2021) / Issue Third, Author(s): Toni Chehlarova | DOI: 10.15547/PF.2021.015
A misconception related to the use of a non-existent figure in a task is presented. An opportunity for research work related to this problem is presen...
- in Year Ninth (2021) / Issue Fourth, Author(s): Toni Chehlarova, Mladen Valkov | DOI: 10.15547/PF.2021.021
...e for both PC and Android with mixed reality. The purpose of creating the game is to provide conditions for the development of digital and mathematica...
- in Year Fourth (2016) / Issue Third, Author(s): Neda Chehlarova | DOI: 10.15547/PF.2015.058
...
- in Year Eighth (2020) / Issue Second, Author(s): Тoni Chehlarova | DOI: 10.15547/PF.2020.013
The results of a survey on satisfaction and fatigue of teachers, students and parents from the distance learning preparation and the first week of its...