This study is entitled "The Effect of Application of Crossword Puzzle Media on Student Learning Outcomes in Historical Subjects in Class X SMA PGRI Gelumbang". The research problem formulation is there any influence of the application of crossword puzzle media on the learning outcomes of students in Class X SMA PGRI Gelumbang. The research method used is a quasi-experimental research type. The …
Crossnumbers is one type of crossword puzzles. Crossnumbers puzzle board has many variations of boards based on figures compiled on the board that has intersection. Genetic algorithms are applied to determine shape of crossword puzzle board optimal. Initial population is formed by a random method. Next population uses operator in genetic algorithm, namely roulette wheel selection and cross-over…