Using their imagination can help children to figure out ways to earn money. Holding a bake sale is a good way to make money for many reasons. Children can learn to bake and cook, they will get to understand budgeting and working with profit and loss margins. These sales can be held at regular intervals.
People are always looking for traffic to their sites. Children can start a blogging site and develop traffic to the blog by blogging consistently on interesting topics. At this point it would be possible to sell advertising space on the blog. In order for the children to receive money, their parents may need to set up an account so money can be received.
Holding a home movie night can combine socializing and making money. Snacks and beverages can be supplied for a fee to all those attending the movie. To enhance this experience one could even have it outdoors. This could allow more people to attend. All the children in the neighborhood can make money from this if everyone does this on a rotational basis.
Delivering flyers for businesses is a good way to make money. Two or more children can work together to deliver these to residential homes after school. As long as the business can trust that the job is done they should be happy to use this service.
Children who can type and who are organized can offer to work for small home-based businesses. Typing and filing are two of many such tasks that can be completed by the children. Many more ideas exist as to how kids can make money.