Resources for understanding the Bible.
NAB-RE is the Bible online. Use it for readings for class.
Read "Understanding the Bible" to help you understand. It is short.
Daily Bible readings is optional. It lets you listen or read the readings for every Day. These are the readings you would hear at Mass.

NAB-RE - My Catholic Life
https://mycatholic.life/bible/new-american-bible-revised-edition-nab-re/

Daily Bible Readings
https://bible.usccb.org/

Understanding the Bible
https://www.usccb.org/bible/understanding-the-bible