- This map shows which states are the hardest and easiest to remember, according to Sporcle (a popular quiz site), as of 14 April 2014.
- Here is a version of the map with states labelled.
- While most of Sporcle's traffic is from the United States, a significant portion of the quiz's results also came from Europe, Canada, Australia or other English-speaking countries.
- How much snow does it usually take to cancel schools?
- US Economic Activity in Four Quarters
- World Typical Minimum Paid Vacation (working days, not counting public holidays).
- Most Widely-Spoken Language other than English or Spanish
- Most desirable living environment
- US population measured in Ukraines
- Countries by best-ranked academic subject
- Education Worldwide: Men vs. Women
- Human development in America
- Binge drinking by state
- When did each state peak?
- This circle has more wealth than the rest of America combined
