This document discusses 15 dangerous apps and websites that parents should be aware of. It provides details on apps like Tinder, Snapchat, and Kik that are popular for sexting and make it easy for predators to find minors. Other apps like Whisper, Yik Yak and Ask.fm are highlighted as enabling anonymous bullying. The document advises parents to educate themselves on potential online dangers and monitor the apps their children are using.