Inventors and inventions Crossword puzzles Khust Specialized school 3, Ukraine https://learningapps.org/watch?v=p8uxfnhu219 https://learningapps.org/watch?v=p8uxfnhu219 Kr.Valdemars Ainazi Primary School Theoretycal Lyceu ”Mircea cel Bătrân” Theoretical Theoretical lyceum lyceum "A. Chekhov" "A. Chekhov" "Da "Da Vinci" Vinci" school school "Da "Da Vinci" Vinci" school school "Da "Da Vinci" Vinci" school school Thanks for your interest!