Puzzles (51-100). This big bundle of 50 printable crossword puzzles engages the brain and enhances vocabulary building skills. Use these created-for-you bundles of crossword puzzles to help build your personal lexicon base. Printable crosswords are great to stimulate teenager brains in the intermediate and senior classrooms. Engage problem solving skills with home schooled students and English language learners, with intermediate language acquisition, using these bundles of puzzles.