Install a script in Google Docs. Create a quiz and take the quiz yourself with all the correct answers. Then after giving a quiz, make a few clicks and your quiz will be graded. Options to look at graphed results and send an email to students sharing their results. Great stuff for even the less tech savvy teacher!
Under more at the end of your list of dropdowns in your GMail or Google Docs, click and find Lucidchart. It offers many graphic organizers or make your own.
Moodle (Course Management Software) Resources for Teachers
Moodle is an excellent open source solution for schools/teachers as we transition to providing more online learning opportunities and better communication with students and families.