This is an oldie, but goodie :) Crossword puzzles are a good way to practice vocabulary, both definitions and spelling. Many Americans love doing crossword puzzles. The New York Times is famous for its crossword puzzles.
If you’re new to learning the language, start with crossword puzzles made for ESL students. As you get more advanced with the language, you can start using puzzles made for native speakers. The New York Times puzzles tend to be challenging, so save those for when you get really good ;) Do you do crossword puzzles? Which is your favorite?