Guttmacher Institute: Adolescents
- Has fact sheets on sex education in various countries and American teens' sexual and reproductive health.
- http://www.guttmacher.org/sections/adolescents.php

SHine SA Youth Online
- Australian teenagers present videos, information and advice on sexual health issues. Includes FAQ on common problems, as well as leaflets and games to help understanding.
- http://www.shinesa.org.au/go/youth-online

Kotex: Talking to teens about sex
- Puberty and sex education material for teens, parents and educators, including message boards to chat with others.
- http://www.kotex.com/na/info/talkingtoteens/eduKitInfo.asp

In the Mix: Sex: Everyone's Doin' It...Not!
- Online companion to the PBS special of the same title features resources, information, advice, video clips, and polls.
- http://www.pbs.org/inthemix/shows/show_sex.html

Sexualityandu.ca : Teens
- Questions and answers about body changes, sexuality, sex, contraception, STDs, and relationships.
- http://www.sexualityandu.ca/teens/

Teensexuality.org
- Information site for teens and college students on sexuality issues.
- http://teensexuality.student.com/

It's Your Sex Life
- An informational health resource for teens looking for answers about safe sex and protecting themselves from disease and unwanted pregnancy.
- http://www.mtv.com/thinkmtv/sexual_health/

AWARE: Teens
- Abstinence Wait-training And Relationship Education offers information for teens on healthy sexual behavior. Includes abstinence, sexually transmitted diseases, FAQs, and answers to personal questions by email.
- http://www.awareprogram.net/

Growing Up in the Lord: A Study for Teenage Girls
- Offers a Christian perspective on sexuality for teen girls. Includes explanations and biblical references about bodily changes, sex, lust, proper attire, dating, and unacceptable behaviors.
- http://lavistachurchofchrist.org/LVstudies/GrowingUpInTheLord/Girls/GrowingUp.htm

Growing Up in the Lord: A Study for Teenage Boys
- Offers a Christian perspective on sexuality for teen boys. Includes explanations and biblical references about bodily changes, sex, lust, proper attire, dating, and unacceptable behaviors.
- http://lavistachurchofchrist.org/LVstudies/GrowingUpInTheLord/Boys/GrowingUp.htm

The Word
- Information for teens on relationships, being safe, body changes, Q and A and advice from other teens. Includes glossary and contact information for health and help services in New Zealand.
- http://www.theword.org.nz/

The InSite
- Information about reproduction, birth control options, sexually transmitted diseases and relationships. Also includes letters from other teens.
- http://www.theinsite.org/

Teen Sex and Sexuality
- Teens and parents learn to talk about sex and their sexuality. Provides information on teen pregnancies, menstruation, puberty, and AIDs.
- http://parentingteens.about.com/od/teensexuality/

Teen Sex Education: Teen Source
- Has sexual health educational videos, STD symptoms and pictures, teen birth control information, and teen sex advice.
- http://www.teensource.org

My First Bra
- A guide for preteen bras and issues surrounding puberty and breast development in young girls ages 9-16.
- http://www.myfirstbra.us

Avert: Young People's Section
- Comprehensive information about puberty, safe sex, STDs, and AIDS, as well as issues related to homosexuality in teens of both sexes.
- http://www.avert.org/yngindx.htm

The Hormone Factory
- Fun and interactive site for kids about to enter their teens. Explains how their bodies will change and answers questions about sex, families and keeping safe.[Requires Flash]
- http://www.thehormonefactory.com/

CFOC - Teen Guide
- Ask the "sexpert" and other teen sexuality resources.
- http://www.cfoc.org/TeenGuide/

Entertainment Meets Sexual Health
- Provides hints, tips, and FAQs for staying safe in a sexual relationship.
- http://www.drrachael.com/

Teen Puberty
- Contains answers to hard questions, including male and female puberty information, diagrams, STD, drugs, and general health.
- http://www.teenpuberty.com/

L8r
- E-drama project exploring the issues around teenage pregnancy, sex, relationships, alcohol, and peer pressure. Interactive features allows user to explore options.
- http://www.l8r.uk.net/

Like It Is
- About sex and other adolescent issues, for UK teenagers. Topics include puberty, peer pressure, contraception, and sexually transmitted diseases. Includes a glossary of sexual terms and expressions.
- http://www.likeitis.org.uk/

Teen Sexuality
- Links to resources for various sexuality issues and contraception.
- http://depts.washington.edu/thmedia/view.cgi?section=teensex

Puberty 101
- Uses questions asked by teens to provide information about the various aspects of puberty.
- http://www.puberty101.com/

Are You a Teenage Daddy?
- Discussion of the emotional and other importance of a father in every child's life. Teenage sexuality can lead to the exclusion of the father's proper responsibilities.
- http://daniel-trust-ministries.org/boyteens/

Spiderbytes : A New Spin on Sexual Health for Teens
- Topics include puberty, sexual health, sexuality, sex, and relationships.
- http://www.spiderbytes.ca

Peer to Peer
- Supports the Stop, Think, Be Safe program - an STD prevention initiative for youth ages 12 to 15. Provides youth, parents, and teachers with information about STDs and effective strategies for prevention.
- http://www.stopthinkbesafe.org

TeenZone
- Provides sexuality information for teens in a useful manner.
- http://www.actionhealthinc.org/teenzone/teens.htm

Sex Facts for Teens
- Information for teens on sex, homosexuality, and abuse. From the Daniel Trust Ministries.
- http://www.daniel-trust-ministries.org/teen

Sexwise
- Find local services, facts about contraception, sexually transmitted infections, abortion and links to other useful sites.
- http://www.ruthinking.co.uk/

Cool Nurse
- Information for teens on sex, birth control, STDs, fitness and nutrition, mental health, substance abuse, stress management, looking good, discussion forum, and shopping.
- http://www.coolnurse.com/

Coalition for Positive Sexuality
- Intended to give teens the information they need to take care of themselves and affirm their decisions about sex and reproductive control.
- http://www.positive.org/

My Sistahs
- Created by and for young women of color. Provides information on sex, sexuality, and reproductive health.
- http://www.mysistahs.org

Facts Of Life
- Multifaceted information on teen age sexuality, including the biological and emotional components.
- http://www.factsoflife.org.uk/

Adolescent (Teen) Sexuality
- Answers about sex considering the key who, what, when, where, why and how questions. Issues examined with a pro-life religious perspective in mind.
- http://www.etters.net/teen.sexuality.htm

I Wanna Know
- Sexual health and STD prevention information for teens, including chat, education, games, and other resources.
- http://www.iwannaknow.org/

Scarleteen
- Advice, help and information about teen sexuality. Special sections for teen gals and guys.
- http://www.scarleteen.com/

Boys Under Attack!
- Resource about male sexuality for teenage boys.
- http://members.optusnet.com.au/~austbua/

Teenwire
- From Planned Parenthood Federation of America. Site with various relationship and sexuality information.
- http://www.teenwire.com/