There are many reasons to join Lessonsnet. Whether you are a professional teacher or have a hobby to share, we give you the opportunity to teach online as well as give you the opportunity to earn extra income by teaching online. You can teach or tutor in any subject area you wish. If you have specialized knowledge in a particular area such as computers, or have a hobby to share such as playing a musical instrument you can create lessons and begin earning income teaching what you know. You can teach entire classrooms, or one on one. You can further earn income by selling lesson material in our sell our buy lesson material section. Sell your lesson material to other teachers or to students for self study. Interested in collaborating with another school or student? You can find schools or people locally or internationally to collaborate with online.