Try the sites listed below for finding and downloading free image, audio, and video content.
Some material may be covered by a Creative Commons license, but is available royalty-free. A royalty is a payment due to a license holder. Works covered by Creative Commons licenses do not require fees, but may require attribution (credit to the creator) and may have some use restrictions.
Read use restrictions carefully. If you are unsure if a work is usable, test it using the tools in this guide.
Limited quotations or paraphrases are permissible with proper attribution, but as a general rule, you must create your own written content—especially for college assignments.
Images are from Openclipart (CC0 1.0)