Here are some links I found useful for learning Arabic or those we use regularly with the Madinah books from Madinah University. I will be adding to this post so check back.
https://www.madinaharabic.com/arabic_courses.html (for those who haven’t learned to read Arabic, it teaches the alphabet and sounds, but also has beginning language course.
(This has been one of my favorite blogs for homeschooling for years. The sister’s website has exhaustive links, lessons, and resources for homeschooling every subject. may Allah reward her.)
https://abdurrahman.org/arabic-learning/madina-arabic/ (All 3 books including English Key, side books and audio.
http://www.trinimuslims.com/learning-arabic/lessons-madina-arabic-3-books-by-g-m-el-shukri (This has links for the AUDIO reading, translation and explanation to English for all three Madinah books. Sometimes the link doesn’t work, so I use the one below. However, it only covers book one:
https://www.youtube.com/playlist?list=PLHHCQMGIzlJtaKFzl7dzvuPdlAktclJUl (This brother teaches lessons based on Madinah book one, great for review or added practice)
Brother Asif Meherali teaches from Madinah book one.
http://www.arabicpod.net/ Conversational Arabic. (We used this years ago, more lessons were free but it has downloadable mp3 and iTunes, as well as pdf printable transcripts.)
Please feel free to add any links you find helpful for yourself or children in the comments.