A crossword question type for Moodle.
Install from the Moodle plugins database https://moodle.org/plugins/qtype_crossword in the normal way.
Or you can install using git. Type this commands in the root of your Moodle install
git clone https://github.com/moodleou/moodle-qtype_crossword.git question/type/crossword
echo /question/type/crossword/ >> .git/info/exclude
Then run the Moodle update process Site administration > Notifications