Want to start your first business as a teenager? This article contains 101 ideas that will help schoolchildren start earning with minimal investment. From creative projects to tech startups and educational ideas, here you will find what suits you. Open Oil Market founder Sergey Tereshkin shares practical advice for a successful start and inspires young entrepreneurs to take their first steps in the world of business. Hello! My name is Sergey Tereshkin, I am an entrepreneur and the founder of Open...