Teenagers depend less on their parents and are becoming more independent these days. They need money for buying clothes, Cd's, hanging out etc. Expense in this modern life is very high and so teens need more money.
There are many ways teens can earn. They are as follows:
(a) Jobs available in the neighbourhood like pet care, baby sitting, departmental stores, elderly care, teaching computer skills, tuition , typing etc.
(b) Making your own blog or website. You can make a free blog in https://www.blogger.com/ start and start selling products online in your blog or website
(c) Survey- There are many surveys which pays you money for giving your opinion
(d) Reading email- You get paid for reading email
(e) Teens can also make lots of money for free from this http://www.ezinfocenter.com/10677978/FREE.
(f) Clicking ads in PTC sites like trekpay can also make mone http://www.trekpay.com/?ref=34900