Adolescence: 6 Facts to Know Share Close Share Why is Facebook not here? Why is Twitter not here? Share on LinkedIn Share on Google Plus Permalink Email August 8, 2019 Learn More: NEPC Resources on High School and/or Secondary School Learn more about tweens, teens, and young adults from NEPC resources and a new report from the National Academies of Sciences, Engineering, and Medicine. Newsletter Expand Download Print Share Share PDF: Why is Facebook not here? Why is Twitter not here? Share on LinkedIn Share on Google Plus Email Download or Print Permalink Copy Link Embed PDF: Copy Embed Code