1. Babysitting or mother's helper.
2. Offering to do extra chores for your parents or for neighbors.
3. Watering plants.
4. Checking on people's houses while they are out of town (or the country!)
5. Become a tutor or teach a class on something you are passionate about, whether it's dance, soccer, photography, whatever!
6. Sell some of your own clothes that don't fit you anymore. With your parents approval, of course.
7. Sell baked goods.
8. Take pictures of events, such as birthday parties, for people.