The following sites are useful for finding images to download and add to your blogs or projects. Always be sure to check licensing before use!
Pics4Learning Pics4Learning allows anyone to join in and add their photos, which are all free for classroom use. Search different categories to find great images for your blog posts!
Pixabay Pixabay offers free high-quality public domain pictures. Search a topic and download the image you select.
Public Domain Pictures Public Domain Pictures offers a large collection of free images from the public domain.
Wikimedia Commons Wikimedia Commons offers a huge selection of images and media files. Be sure to check licensing before downloading.
Google Images When using Google Images, be sure to click on the settings icon (it looks like a gear) on the top right of the screen. Select "advanced search," then scroll down to "usage rights." Change the menu to "free to use, share, or modify, even commercially" to find images that are open for use. You will still need to check the licensing and may need to attribute the work.