What is the sum of 4 and 9?
This work is licensed under a Creative Commons License by:
Clark Schpiell Productions, Lucid by Proxy,
Athena Irving, Carrie Boberg, Chad Schnaible, Chris Nett, Christopher Martinsen, Craig Bridger, David Nett, Dustin Hansen, Eli Chartkoff, Jeanette Scherrer, Jeremy Groce, Jessica Pennington, Joseph G. Carson, Justice H. Baldenbrach, Kari Larson, Kirk Roos, Malia Cole, Michelle Magoffin, Nikki Lee, Rick Robinson, Sara Nett, Thorin Alexander, Valerie Herkert.
borrowed work used by permission and © the original owner