THE TEACHING METHOD NAMED “STARTER-EXPERIMENT-APPROACH”

EMPOWERING STUDENTS’ CHEMISTRY LEARNING: THE INTEGRATION OF ETHNOCHEMISTRY IN CULTURALLY RESPONSIVE TEACHING

The overall aim of this two-year longitudinal study is to empower chemistry students in secondary schools through the integration of ethnochemistry as a Culturally Responsive Teaching (CRT) approach. The CRT approach in this study refers to the position prom...

“THE BULGARIAN NAMES IN THE SOLAR SYSTEM”– ASTRONOMY EDUCATION WITH THE APPLICATION OF INNOVATIVE METHODS, EMOTIONAL IMPACT AND COMMITMENT

The article presents an innovative extracurricular education in astronomy. The topic of the training “The Bulgarian names in the Solar system” is being studied for the first time in the Bulgarian astronomy education. The combination of research methods for l...

DEVELOPMENT OF SCIENCE LITERACY BY A MODEL OF ACTIVE EDUCATION AND STUDY BY COOPERATION

The article presents an innovative school model for introducing active learning where students develop competences and scientific literacy, rationalize ideas and processes through interdisciplinary projects and research work. Teachers, united in professional...

COMPUTER EDUCATIONAL TECHNOLOGIES IN THE LESSONS TO SOLVING PHYSICS PROBLEMS

Мethodical possibilities for using computer education technologies in the lessons to solving physics problems are described and discussed. The topic e “Harmonic oscilations”, \(9^{\text {th }}\) grade. Quantitative, qualitative and experimental problems a...

BALANCING OF OXIDATION-REDUCTION (REDOX) REACTIONS WITH HIGHER BORANES PARTICIPATION: OXIDATION NUMBER METHOD OR MATERIAL BALANCE METHOD?

As a result of the complex structure of the higher boranes, the balancing of redox reactions with their participation by the oxidation number method is connected with the acceptance of non-integer values of the oxidation numbers of the boron atoms which is in...

PROFESSOR ALEXEY SCHELUDKO (1920 – 1995)

Professor Alexey Scheludko, Fellow of the Bulgarian Academy of Sciences, is a founder of the Bulgarian Colloid Chemistry School. His course of life, scientific activities and scientific achievements are described in the present paper.

GEOECOLOGICAL ANALYSIS OF INDUSTRIAL CITIES: ON THE EXAMPLE OF AKTOBE AGGLOMERATION

Landscape-geochemical assessment of the industrial areas is of particular interest to many researchers. This study describes the micro element composition of soils and hydrochemical composition of surface waters of the Aktobe region in Kazakhstan. A landscape...

TECHNOGENESIS OF GEOECOLOGICAL SYSTEMS OF NORTHEN KAZAKHSTAN: PROGRESS, DEVELOPMENT AND EVOLUTION

The article is about landscape-geochemical research on technoagricultural systems of Northern Kazakhstan. The following four technoagricultural geoecosystems of Northern Kazakhstan are displayed hereunder: Tobyl-Kostanay, Yesil, Yertis-Pavlodar and Central...

ANTIOXIDANT ACTIVITY, PHENOLS, FLAVONOIDS, FLAVONOLS AND ANTHOCYANINS CONTENT OF TUSSILAGO FARFARA (L. ) GROWING WILD IN KOSOVO

Total phenols, flavonoids, flavonols and anthocyanis content and antioxidant activity were quantitatively determined to the Tussilago fatfara (L.) growing wild in Sharr (South part of Kosova). In the tested extracts of plant species Tussilago fatfara (L.)...

PROF. DIMO PLATIKANOV (1936 – 2017)

СПИСАНИЕ ПРОСВѢТА