While you may be low on the money portion, consider your other assets you do have available to yourself, like determination, ingenuity, time and youth.
So while you may not have funds for all of the business ideas running around in your head, you do have other assets for your use. It is simply a matter of coming up with the right idea to fit your current skills and assets. It also does not hurt to notice the skills you are lacking and go to college for them as well.
Just take the $10 in your pocket today and see what sort of entreprenurial activity you could undertake to make it worth $20.
First, let me congratulate you on taking the first step- seeking knowledge. I encourage you to learn all you can. Seek input from those who have been there.
Secondly, I`ve encountered many a budding entrepreneur who told me that all they needed was money. Rarely were they accurate in their assessment. While capital is an important factor in building a business, a new company usually needs more - usually starting with a sound plan which should include a solid team.
You are never too young (or old) to start. You may have to begin on a small scale and grow gradually.
Don`t make your age your barrier. I`ve personally observed a 16 year old get funding.
All the best,