HIV and Aids charity Avert offers frank information to teens on sex, puberty, relationships and gay and lesbian issues.

Offers frank information for Irish teens about sex, relationships and contraception.

Provides an interactive tour of the teenage body plus features and articles on what goes on during puberty and how teenage minds change and grow.

Online daily magazine for teen girls, with horoscopes, quizzes, features, fashion tips and advice.

Resource for British teens of secondary school age; contains features, articles and active message boards discussing school, career prospects and current issues.

British Dietetic Association presents quizzes and information for teens on healthy eating and maintaining a healthy weight.

Information and advice for teenage girls including puberty and periods along with myths, educational games and downloads.

An online resource for teenage girls with mind, body, beauty and sex and relationship information and facts. Includes top tips on beauty issues.

Companion to the Channel 4 TV programme, focusing on teenage health concerns and problems. Includes frank advice and explicit images in a medical context.

An online resource founded to promote the Czech language as well as the awareness of the Czech culture to children in the UK.

Providing information about pregnancy and abortion to young people.

Features advice and guidance from style guru Gok Wan, specifically for teens facing self esteem issues.

The BBC presents a selection of views from teens themselves about teen pregnancy and parenting.

Official site of this best-selling teen author and motivator, who aims to inpsire teens to break through barriers and achieve success.

Features frank advice and information for teenagers on sexual health.

Teen web drama series, exploring issues around drugs, social networking and teen relationships.

Offers information for teens from ethnic minority backgrounds and/or those with learning difficulties on a variety of teen issues, including money, health, culture and work.

Presents an information tool kit for young people, including advice on education, employment, rights, health, justice and family matters.

Presents articles, facts and advice for teen and young people on sexuality, contraception, abstinence and sexually transmitted infections.

Offers an overview of the vaccinations routinely offered to teens.

Offers detailed advice for teens on puberty, sex, contraception, sexuality and STIs.

Online magazine, support, news and advice for gay teen boys.

Offers teen detailed information about sex, contraception and pregnancy. Includes agony aunt, legal information and advice.

Ireland’s leading online youth health, lifestyle and citizenship resource for 16 to 25 year olds. Includes a forum plus frank advice on alcohol, drugs, sexuality, spirituality and rights.

From the teen magazine Sugar, this is a community/lifestyle site covering music, health, celeb gossip and other teen focused issues.

Examines the different contraception options open to young people.

Features the personal story of a teen who fought back from depression.

Contains articles discussing a wide range of issues of concern to teens, including health, sexuality, friends, family, school and environmental topics.

A NHS Choices online quiz for 12 to 15 year olds covering exercise and healthy eating, drugs, bullying and smoking questions to give a result on how they are doing.

Annual beauty pageant for girls aged between 13 and 19. Includes heat galleries and results from previous finals, plus press coverage, entry form and details of prizes.

Features quizzes and articles on all aspects of teenage health.

Offering news, articles, real life stories and features for teenagers on puberty, sexual health, teen pregnancy and mental health. Also features a directory of helplines for teenagers.

Christian charity which offers a range of support services to teens in crisis.

Explores this programme from Channel 4 documenting teen crime.

Online magazine for teen girls, offering advice, quizzes, celeb news, horoscopes and games.

Provides advice for teenagers about mental health issues, with real life stories and podcasts on anger, depression, self harm, eating disorders and other important topics.