Crystal Beauty 2020 is the second round of contest in creating the largest and most proper single crystal of the specified compound in a limited time period and is meant for 7th, 8th and 9th-year elementary school students and high school students in Montenegro. It will be held from December 2019. to May 2020. Crystal Beauty is the competition that consists of creating the largest and most proper single crystal of the specified compound in a limited time period and is meant for 7th, 8th, and 9th-year elementary school students and high school students in Montenegro. It was developed by the Montenegrin Institute of Metrology in collaboration with the Croatian Association of Crystallographers. The competition was modeled on the competition “The beauty of crystal surfaces”, held twice already in Croatia. The Beauty of crystal faces 2016 is the second contest in crystallization developed for the students of the 7th and 8th grades of elementary school and high school students in Croatia. It was performed by CAC and PLIVA during 2016. The Beauty of Crystal Faces 2014 is the first contest in crystallization developed for the students of the 7th and 8th grades of elementary school and high school students in Croatia. It was performed by CAC and PLIVA during 2014. Little Crystallography School was held in High School Zvane Črnje in Rovinj, 9th-11th September 2015. as a token of appreciation for hospitality during ECM29. Summer School of Physics was held in High School Ambroz Haračić in Mali Lošinj, 15th-21st Jul 2014. Dr. sc. Krešimir Molčanov held a few interesting presentations about crystal systems, crystallography and its implementation in everyday life.