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Sunce, ta divna sjajna kugla koja nas izlaskoma na istoku ujutro budi, tijekom dana grije i obasjava, a navečer odlaskom na zapad nas priprema za odmor. Sunce je tu. Ponekad ga imamo više, ponekad...

This project intends to: - share better ways to involve your students in classes -share science and to make experiences using scientific information . - share used materials among students in order to...