Year LXIX, Issue 2, 2026<<Archive>>
In this issue:
Sciеncе in Еducаtion
INFORMAL STYLE IN MATHEMATICS TEACHING
This article presents some possibilities for inserting an informal style of learning into a classical mathematics lesson. The concepts used are clarified – formal, nonformal and informal learning, and the characteristic communication style in informal learnin...
informal learning; non-formal learning; informal style; mathematics; images; humor
A CRITICAL PERSPECTIVE ON INFORMATICS EDUCATION: A SURVEY STUDY AMONG SECONDARY SCHOOL TEACHERS
This article presents the results of a survey conducted among 50 computer science teachers in Bulgarian secondary schools, aiming to identify the main challenges in computer science education and to propose practical guidelines for addressing them. Through qua...
computer science; secondary education; teaching; teachers; motivation; professional development
VOLUME OF A TRUNCATED CONE VIA GEOMETRIC SIMILARITY
The following study addresses the issue of calculating with precision the volume of a truncated right circular cone while provided with limited information on the dimensions of the object itself (being given the relation between the radii, the vertical height...
Right circular truncated cone; Volume formulas; Geometric similarity; Multi-dimensional parameterization; Educational, applied, and theoretical value
Еducаtionаl Tеchnologiеs
THEORETICAL ANALYSIS OF THE POSSIBILITIES OF USING VISUAL PROGRAMMING WITH KODU IN COMPUTER MODELING CLASSES FOR 3RD AND 4TH GRADE
The study explores the possibilities of using the visual programming environment Kodu as an alternative to established block programming environments, offering propaedeutics to the youngest students. Within the context of Bulgarian curricula, the potential of...
visual programming; Kodu; artificial intelligence
ENHANCING COMPUTATIONAL THINKING AND CODE COMPREHENSION THROUGH ADVANCED PARSONS PUZZLES
Parsons puzzles are simplified code-construction tasks in which learners construct programs by selecting and rearranging predefined program segments. As a wellestablished pedagogical tool in programming education, they stimulate computational thinking and a de...
Parsons puzzles; computational thinking; code comprehension; educational tools
DESIGN AND IMPLEMENTATION OF AUTO-VERIFYING GEOMETRY APPLETS FOR DIGITAL LEARNING
Dynamic Geometry Systems have advanced considerably in recent years, yet the lack of open-source solutions that can automatically verify answers and provide feedback on geometric construction exercises still limits their wider use in education. This challeng...
GeoGebra; geometric construction problems; interactive learning; automatic verification; scaffolding; feedback