Logos has a commentary on 1 Corinthians for free this month. I am not familiar with the author or the series in which this commentary comes. The series is the Augsburg Commentary Series, which means that this is a Lutheran commentary. If that is your flavor, dig in. If not, dig in anyway.
The Jesus Storybook Bible is available on Kindle for only $0.99 right now, so get it. I have this on my iPad and we use it with our children when we travel.
Ligonier has put together a great album of new hymns called, Glory to the Holy One. I received this as a gift, and I am very thankful. R.C. Sproul has put together a gem. You can watch a video below on the making of one of the hymns.