You can take some quizzes here about vocabs, expressions and grammars. All of them follow my Podcast transcription, but quizzes may be more detailed than explanations on transcription page. Quizzes are for N3 and above.
If you press ruby button, you can see how to read kanjis in a question. To see how to read difficult kanjis in answer options, press ruby button and “i” button in the top left corner of each questions.