| US States Quiz | 0 | - | 5.00 | 17,011,864 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,648 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,581 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,731 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,794 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,713 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,807 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,182 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,293 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,743 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,495 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,813 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,737 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,548 |
| States of Mexico | 0 | - | 4.96 | 178,529 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,930 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,661 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,527 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,848 |
| Pixelated United States Map | 0 | - | 4.89 | 94,881 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,138 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,373 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,403 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,453 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,484 |
| U.S. States By Population | 0 | - | 4.92 | 154,213 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,320 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,942 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,932 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,570 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,165 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,744 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,435 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,133 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,549 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,787 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,360 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,643 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,328 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,080 |
| Flags of North and South America | 0 | - | 4.99 | 377,615 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,545 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,740 |
| Counties of England | 0 | - | 4.97 | 803,734 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,422 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,078 |
| US States with an Empty Map | 0 | - | 5.00 | 629,237 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,310 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,401 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,516 |
| Canada Country Quiz | 0 | - | 4.55 | 133,114 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,652 |
| Australian States and Territories | 0 | - | 4.96 | 142,960 |
| Random U.S. City to State | 0 | - | 4.45 | 76,983 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,391 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,273 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,946 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,603 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,443 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,938 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,241 |
| Which City in Canada? | 0 | - | 4.83 | 57,388 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,209 |
| The Only American Country ... | 0 | - | 4.92 | 122,296 |
| Belize Country Quiz | 0 | - | 4.85 | 21,110 |
| Regions of Italy | 0 | - | 4.92 | 77,196 |
| Provinces of China | 0 | - | 4.97 | 208,423 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,480 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,583 |
| States of Germany | 0 | - | 4.95 | 154,766 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,604 |
| O Canada Lyrics | 0 | - | 4.47 | 51,081 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,136 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,116 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,471 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,900 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,909 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,061 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,885 |
| Name a Valid African Country | 0 | - | 4.98 | 155,158 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,733 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,972 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,345 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,691 |
| Europe Map Quiz | 0 | - | 5.00 | 4,791,216 |
| States of Brazil | 0 | - | 4.98 | 89,929 |
| Departments of France | 0 | - | 4.93 | 55,296 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 54,973 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,176 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,193 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,659 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,173 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,143 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,861 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,543 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,360 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,001 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,635 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,779 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,921 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,262 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,542 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,174 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,684 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,648 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,196 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,551 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,032 |
| United States Country Quiz | 0 | - | 4.43 | 102,293 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,290 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,237 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,088 |
| Counties of Ireland | 0 | - | 4.92 | 197,535 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,544 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,118 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 77,436 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 49,328 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,885 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 139,061 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,173 |
| Which City in Europe? | 0 | - | 4.83 | 107,963 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,316 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,944 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,649 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,700 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,808 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,063 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,909 |
| Africa Map Quiz | 0 | - | 5.00 | 2,129,956 |
| Asia Map Quiz | 0 | - | 4.99 | 926,111 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,562 |
| Regions of U.S. States | 0 | - | 4.37 | 44,227 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,195 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 44,278 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,924 |
| U.S. Geography by Letter - B | 0 | - | 4.54 | 70,113 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 58,365 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,549 |
| New England States | 0 | - | 4.51 | 59,906 |
| U.S. States by Land Area | 0 | - | 4.55 | 53,094 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,129 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,193 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,313 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,169 |
| U.S. States by Borders | 0 | - | 4.62 | 35,501 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,705 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,376 |
| Movies by State | 0 | - | 4.27 | 40,614 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,469 |
| Name a City - European Countries | 0 | - | 4.89 | 66,317 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,716 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,560 |
| Random Capital to Country | 0 | - | 4.99 | 2,603,152 |
| Random Country to Capital | 0 | - | 4.98 | 929,398 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,070 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,169 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,373 |
| The Only European Country ... | 0 | - | 4.91 | 219,374 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,191 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,722 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,965 |
| Countries of Africa | 0 | - | 5.00 | 2,562,919 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,734 |
| United States Map Quiz | 0 | - | 4.98 | 4,172,720 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,552 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,067 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,743 |
| Australia Map Quiz | 0 | - | 4.95 | 346,343 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,450 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 50,191 |
| Canadian Islands on the Map | 0 | - | 4.40 | 20,116 |
| African East Coast | 0 | - | 4.96 | 96,878 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 39,237 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,260,105 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,314 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,701 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,356 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,502 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,939 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,839 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,892 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 114,645 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,184 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,904 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,808 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.41 | 32,324 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,268 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,445 |
| Boroughs of New York City | 0 | - | 4.47 | 85,365 |
| Canada or Africa by Area | 0 | - | 4.78 | 18,612 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,607 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,905 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,304 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,782 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,830 |
| Jamaica Country Quiz | 0 | - | 4.59 | 35,262 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,913 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,364 |
| South America Map Quiz | 0 | - | 5.00 | 1,557,751 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,530 |
