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„AMUSING SCIENCE” QUIZ in the Profiled High School - Petrich Georgy Malchev, PhD – senior teacher of physics and astronomy PHYSICAL KNOWLEDGE IN CONTINUITY ACTIVITIES BETWEEN 4-TH AND 5-TH GRADE in primary school „BACHO KIRO“, Veliko Turnovo Ruska Draganova-Hristova - teacher in the subjects of the natural sciences PHYSICS LESSON IN BULGARIAN AND ENGLISH in the Profiled High School - Petrich Georgy Malchev, PhD – senior teacher of physics and astronomy PRESENTATION on the topic: HARMONIC VIBRATION PPMG "DOBRI CHINTULOV" – Sliven Mariana Avramova - teacher of physics and astronomy |
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