What is Hell? - R.C. Sproul answers the question.
12 Questions to Ask Before You Watch 'Game of Thrones' - Though the title may be rather unhelpful (why would discerning Christians need to be told why they shouldn't watch a show filled with gratuitous and explicit sex?), I think this post is very helpful. Read it and think through it before you partake in any medium of entertainment, book, movie, or website.
The Fault in Our Stars - I considered reviewing this book but decided against it. Challies gives a great review, though I would definitely be less apt than him to recommend it to anyone - teen or adult.
4 Principles on Prayer from Saint Augustine - "Anicia Faltonia Proba, who died in AD 432, was a Christian Roman noblewoman. She had the distinction of knowing both Augustine, the greatest theologian of the first millennium of Christian history, as well as John Chrysostom, its greatest preacher. We have two letters of Augustine to Proba, and the first (Letter 130) is the only single, substantial treatment on the subject of prayer that Augustine ever wrote."
Mighty to Save - A powerful, encouraging quote by Spurgeon on salvation.
Why I'm Not a Feminist - "Ultimately, the promises of feminism just didn't hold true. It is a belief set that ultimately promotes self to the point of idolatry. Idol worship never meets our needs. Only God can do that."
What Jesus Says vs. What the World Says - A thought-provoking comic
Image Credit: http://bigbackground.com/wp-content/uploads/2013/04/summer-flowers-wallpaper.jpg