As a teenager, there are various ways to make money without any investment. Here are some ideas:Online surveys: There are many websites that to make money. Ask your family, friends, or neighbors if they need a babysitter.Dog walking or pet sitting: If you love animals, you can offer to walk dogs or pet sit for people in your neighborhood.Yard work: Offer to mow lawns, rake leaves, or do other yard work for people in your community.Freelance work: If you have a skill like writing, graphic design, or video editing, you can offer your services on freelance websites like Fiverr or Upwork.Selling items online: You can sell items you no longer need or want on websites like eBay or Amazon.House cleaning: Offer to clean houses for people in your community.Tutoring: If you excel in a particular subject, you can offer your services as a tutor to other students in your school or community.Remember, it's important to prioritize your education and commitments as a teenager. Don't take on too much and make sure to balance your time wisely.