| Countries that Beat the United States | 0 | - | 4.92 | 147,458 |
| US States Quiz | 0 | - | 5.00 | 14,933,456 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.97 | 342,577 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 74,440 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 64,076 |
| Total United States Immigration by Country | 0 | - | 4.89 | 97,780 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 187,978 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 55,558 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 94,797 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 79,894 |
| Pixelated United States Map | 0 | - | 4.90 | 83,229 |
| US States with an Empty Map | 0 | - | 5.00 | 560,731 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 101,580 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 97,443 |
| 10 Southernmost U.S. States | 0 | - | 4.85 | 100,472 |
| U.S. States with Short Names | 0 | - | 4.87 | 131,587 |
| U.S. States that Start with M | 0 | - | 4.91 | 152,159 |
| U.S. States By Population | 0 | - | 4.90 | 131,184 |
| U.S. States that Start with N | 0 | - | 4.95 | 156,695 |
| U.S. States with Longest Names | 0 | - | 4.84 | 36,639 |
| U.S. States with a Unique First Letter | 0 | - | 4.95 | 78,682 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 58,836 |
| The Only Remaining U.S. State . . . | 0 | - | 4.94 | 56,825 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 174,405 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 151,368 |
| Most Guessed U.S. Cities | 0 | - | 4.90 | 92,567 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 62,345 |
| US State Capitals Quiz - No Hints | 0 | - | 4.97 | 80,596 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.88 | 44,764 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 101,820 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 125,759 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 90,575 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.96 | 279,891 |
| 10 Longest Rivers in the United States | 0 | - | 4.82 | 35,321 |
| U.S. States with the Longest International Borders | 0 | - | 4.81 | 41,978 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 74,105 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 72,586 |
| Louisiana Purchase with a Map | 0 | - | 4.95 | 37,062 |
| U.S. States or European Countries by Population | 0 | - | 4.98 | 117,087 |
| U.S. State Capitals Map Quiz | 0 | - | 4.91 | 127,351 |
| Hawaiian Islands Map Quiz | 0 | - | 4.88 | 21,203 |
| Name a Valid U.S. State #1 | 0 | - | 4.95 | 186,895 |
| Top 10 Coldest U.S. States | 0 | - | 4.91 | 101,385 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 101,898 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 89,212 |
| Top 10 Most Native American U.S. States | 0 | - | 4.84 | 72,211 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 57,379 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 74,320 |
| Mexico States Map Quiz | 0 | - | 4.84 | 91,677 |
| States of Mexico | 0 | - | 4.94 | 144,098 |
| Random U.S. City to State | 0 | - | 4.44 | 66,495 |
| Name a Valid U.S. State Capital | 0 | - | 4.82 | 49,986 |
| United States Map Quiz | 0 | - | 4.98 | 3,926,288 |
| Countries Closest to Canada | 0 | - | 4.90 | 185,687 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,202,598 |
| 1M Cities by Proximity - United States | 0 | - | 4.50 | 138,448 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.72 | 36,897 |
| Countries with American Expatriates | 0 | - | 4.58 | 41,106 |
| United States Country Quiz | 0 | - | 4.44 | 90,427 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 38,545 |
| Busiest Air Routes from the U.S. | 0 | - | 4.47 | 72,994 |
| U.S. National Parks Quiz | 0 | - | 4.78 | 47,469 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.57 | 131,238 |
| South America Capitals Quiz | 0 | - | 5.00 | 431,703 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 199,565 |
| 10 Closest Megacities to New York City | 0 | - | 4.51 | 64,561 |
| New England States | 0 | - | 4.52 | 52,540 |
| US States by Land Area | 0 | - | 4.54 | 48,837 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 36,379 |
| Add a Letter - Make a U.S. State | 0 | - | 4.75 | 77,125 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 51,515 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.78 | 37,589 |
| 10 Easternmost U.S. States | 0 | - | 4.54 | 53,268 |
| The Only U.S. State ... #1 | 0 | - | 4.55 | 83,077 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.48 | 40,813 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.46 | 65,315 |
| Speed Capital to U.S. State | 0 | - | 4.44 | 107,270 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.53 | 37,397 |
| Boroughs of New York City | 0 | - | 4.45 | 77,776 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 122,866 |
| The Only American Country ... | 0 | - | 4.94 | 111,045 |
| Belize Country Quiz | 0 | - | 4.88 | 18,990 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 314,343 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 66,184 |
| U.S. State Border Crossings | 0 | - | 4.96 | 82,800 |
| Longest U.S. State Borders | 0 | - | 4.65 | 34,758 |
| U.S. States with the Fewest Borders | 0 | - | 4.76 | 106,432 |
| U.S. States with the Most Borders | 0 | - | 4.56 | 61,196 |
| Africa Geography Quiz #1 | 0 | - | 4.92 | 46,440 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.84 | 34,410 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.69 | 60,460 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.75 | 54,290 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.76 | 53,146 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 58,487 |
| U.S. States with the Lowest Average Elevation | 0 | - | 4.54 | 31,873 |
| U.S. License Plates Picture Quiz | 0 | - | 4.59 | 49,490 |
| Movies by State Quiz | 0 | - | 4.23 | 39,491 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 203,924 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 145,306 |
| U.S Cities by African-American Population | 0 | - | 4.40 | 83,241 |
| Important Places in U.S. History | 0 | - | 4.23 | 36,522 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.36 | 235,538 |
| U.S. Suburbs Quiz | 0 | - | 4.45 | 17,644 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 82,530 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 191,868 |
| Name a Valid Asian Country | 0 | - | 4.98 | 93,359 |
| Name a Valid African Country | 0 | - | 4.98 | 125,864 |
| Brazil States Map Quiz | 0 | - | 4.84 | 40,462 |
| Europe Map Quiz | 0 | - | 5.00 | 4,337,812 |
| Largest United States Airlines | 0 | - | 4.38 | 52,309 |
| States of Brazil | 0 | - | 4.97 | 70,380 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.91 | 41,434 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 249,664 |
| Most Valuable Crops by U.S. State | 0 | - | 4.39 | 37,014 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.93 | 148,737 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 143,459 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 70,563 |
| 500 Biggest US Cities | 0 | - | 4.88 | 100,237 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.82 | 53,459 |
| U.S. Cities Chain | 0 | - | 4.04 | 18,507 |
| ALL California Cities | 0 | - | 4.36 | 39,550 |
| Word Scramble - U.S. Cities | 0 | - | 4.07 | 18,667 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 117,326 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 83,814 |
| Category Elimination - European Countries #1 | 0 | - | 4.88 | 77,743 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.88 | 69,258 |
| Biggest Trading Partners - US | 0 | - | 4.63 | 102,213 |
| Colombia Country Quiz | 0 | - | 4.89 | 35,627 |
| Canada Country Quiz | 0 | - | 4.54 | 122,453 |
| Canada Cities Map Quiz | 0 | - | 4.55 | 110,145 |
| U.S. Cities by Picture #1 | 0 | - | 4.37 | 31,999 |
| Cities by Picture #2 | 0 | - | 4.22 | 32,644 |
| Last 10 U.S. States Alphabetically | 0 | - | 4.34 | 71,211 |
| Top 10 Least Populous U.S. State Capitals | 0 | - | 4.49 | 20,592 |
| 10 U.S. States With The Highest Murder Rates | 0 | - | 4.44 | 47,843 |
| Flyover States | 0 | - | 4.51 | 28,133 |
| 10 Northernmost U.S. States | 0 | - | 4.89 | 74,560 |
| U.S. States With Double Letters | 0 | - | 4.63 | 20,913 |
| 10 U.S. States With The Lowest Murder Rates | 0 | - | 4.52 | 34,328 |
| U.S. States Bigger than Their Neighbors | 0 | - | 4.30 | 58,220 |
| U.S. States by Borders | 0 | - | 4.56 | 26,556 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 70,143 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 44,559 |
| U.S. State Superlatives #1 | 0 | - | 4.46 | 75,799 |
| U.S. State Superlatives #2 | 0 | - | 4.52 | 37,568 |
| 50 States, 50 Cities - Easy Version | 0 | - | 4.38 | 121,432 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 146,513 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 168,571 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.85 | 99,632 |
| U.S. States with the Highest Population Density | 0 | - | 4.46 | 66,854 |
| Top 10 U.S. States With the Most Tornadoes | 0 | - | 4.54 | 60,989 |
| Top 10 Least Obese U.S. States | 0 | - | 4.81 | 69,102 |
| Top 10 U.S. States by Public Transit | 0 | - | 4.79 | 59,001 |
| Top 10 U.S. States with the Most Precipitation | 0 | - | 4.46 | 39,583 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,542,660 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.18 | 121,675 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.06 | 56,462 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.55 | 30,360 |
| U.S State Capitals on the Sea | 0 | - | 4.52 | 25,161 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.49 | 29,279 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 34,734 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.65 | 32,479 |
| Which City in Europe? | 0 | - | 4.84 | 98,476 |
| Countries Bordering Brazil | 0 | - | 4.96 | 124,635 |
| Most-Visited Countries by Canadians | 0 | - | 4.79 | 38,013 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 45,698 |
| Mexico Country Quiz | 0 | - | 4.48 | 67,054 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,353,352 |
| Oceania Map Quiz | 0 | - | 4.98 | 574,359 |
| Africa Map Quiz | 0 | - | 5.00 | 1,955,774 |
| Asia Map Quiz | 0 | - | 4.99 | 796,731 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 391,162 |
| South American Geography Quiz #2 | 0 | - | 4.65 | 37,263 |
| Top 10 Richest U.S. States by Median Income | 0 | - | 4.47 | 103,852 |
| States, Provinces & Territories that Touch the Appalachian Mountains | 0 | - | 4.59 | 19,827 |
| U.S. States With the Highest Average Elevation | 0 | - | 4.60 | 31,257 |
| U.S. States with the Lowest HDI | 0 | - | 4.46 | 27,612 |
| U.S. States by Wikipedia Descriptions #1 | 0 | - | 4.57 | 37,606 |
| U.S. States by Wikipedia Descriptions #2 | 0 | - | 4.47 | 35,521 |
| Which U.S. State - Multiple Choice | 0 | - | 4.45 | 19,093 |
| Musical Acts by State | 0 | - | 4.02 | 19,213 |
| Top 10 Least-Forested U.S. States | 0 | - | 4.49 | 35,322 |
| Geography of California | 0 | - | 4.23 | 9,731 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.91 | 30,024 |
| American TV Show Settings Quiz | 0 | - | 4.35 | 29,760 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.37 | 24,699 |
| Name a City - European Countries | 0 | - | 4.95 | 53,188 |
| Africa Capitals Quiz | 0 | - | 4.99 | 644,927 |
| Asia Capitals Quiz | 0 | - | 4.98 | 603,099 |
| Random Capital to Country | 0 | - | 4.99 | 2,386,119 |
| Random Country to Capital | 0 | - | 4.98 | 811,486 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 21,727 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.47 | 25,136 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.54 | 30,410 |
| Countries That Use the Euro | 0 | - | 4.93 | 65,352 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 94,687 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,608 |
| The Only European Country ... | 0 | - | 4.93 | 182,003 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 196,641 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,109 |
