The parent is completely responsible for the cirriculum, assignments and activities, luckily there are many organizations that put out excellent material for the home school family. The materials can cover everything from mathematics to field trips. Most states have a reporting system to make sure that parents are doing a good job and to keep them accountable but in all other respects the home school parent is very free. It may be easy to begin but there are many obstacles to overcome during the schooling process. To develop socially, a child needs contact with others.
More community groups are available for the home school family.
There are groups that support home school kids with sports leagues and artistic organizations and events so they are not completely without social interaction. Many parents report spending more time with their child than any other person on the planet. A parent needs to be ready for that committment. Dissections and other anatomical exploration of animals is difficult to provide. If these learning experiences are important to a parent, home school might not be the best option.