Google Form
A popular survey tool that is free and ease to use. In your Google Drive, click the Create button and select Form. Follow the process to create simple or more extensive surveys. Look for the Summary of Responses option to have graphs created instantly. Click Here for help on using Google Forms.
Poll Everywhere
Poll Everywhere is an online classroom response system. Students can respond through text, twitter or web browser. Responses can be shown in a presentation or by displaying a website. Pictures can be used in the prompts.