| US States with an Empty Map | 0 | - | 5.00 | 629,838 |
| Random U.S. States on a Map | 0 | - | 4.96 | 631,500 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 235,516 |
| U.S. States that Border Canada | 0 | - | 4.91 | 187,175 |
| US States Quiz | 0 | - | 5.00 | 17,031,100 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 511,243 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,970 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 336,504 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 222,871 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,964 |
| U.S. States that Start with M | 0 | - | 4.94 | 188,643 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,427 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,399 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,268 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,701,148 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,871 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.97 | 195,017 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,341 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,208 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,828 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,210 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,285 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,443 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,759 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,672 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,243 |
| Countries Closest to Alaska | 0 | - | 4.93 | 125,371 |
| Pixelated United States Map | 0 | - | 4.89 | 95,027 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,940 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,589 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,463 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,525 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.70 | 61,601 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,736 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,619 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,247 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,491 |
| US States by Borders in 30 Seconds | 0 | - | 4.69 | 2,696,594 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,613 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,941 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,627 |
| Canada Provinces and Territories | 0 | - | 5.00 | 347,353 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,711 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,824 |
| North America Map Quiz | 0 | - | 4.98 | 252,993 |
| Central American Countries | 0 | - | 4.98 | 157,618 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,449 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,993 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,752 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,613 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 102,351 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,794 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 126,101 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,483 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,871 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,987 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,351 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,273 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,523 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 85,060 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 90,051 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,108 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,137 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,742 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,663 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,890 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,198 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,652 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,565 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,373 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,388 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,394 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,355 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,732,853 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 428,993 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 383,993 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 241,032 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 194,103 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,969 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,851 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,956 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,400,407 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,872 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 349,593 |
| Flags of North and South America | 0 | - | 4.99 | 378,455 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,331 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,451 |
| Random European Countries on a Map | 0 | - | 4.97 | 285,437 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,968 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,975 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 218,295 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 226,210 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,738 |
| U.S. States By Population | 0 | - | 4.92 | 154,302 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,638 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 151,231 |
| States of Mexico | 0 | - | 4.96 | 178,918 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,716 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 127,899 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,870 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,664 |
| Texas Counties | 0 | - | 4.56 | 78,228 |
| Most Visited U.S. States by Canadians | - | - | 4.74 | 60,915 |
| Which City in Canada? | 0 | - | 4.83 | 57,431 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 59,022 |
| Hawaiian Islands | 0 | - | 4.83 | 43,041 |
| New York Counties | 0 | - | 4.65 | 51,366 |
| States in a Tank of the U.S. Map | 0 | - | 4.47 | 31,510 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,129 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,048 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,231 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,662,210 |
| Europe Map Quiz | 0 | - | 5.00 | 4,795,020 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,559,392 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,855,365 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,398,395 |
| Africa Map Quiz | 0 | - | 5.00 | 2,131,364 |
| Countries of Africa | 0 | - | 5.00 | 2,566,245 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,690 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,388,260 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,562,666 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,708 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,262,397 |
| Asia Map Quiz | 0 | - | 4.99 | 927,154 |
| Island Countries | 0 | - | 4.99 | 713,181 |
| Counties of England | 0 | - | 4.97 | 804,695 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,455 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,769 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,402 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 583,504 |
| Flags of Asia Quiz | 0 | - | 4.99 | 622,378 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,961 |
| Countries That Border Russia | 0 | - | 4.98 | 465,072 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,557 |
| Countries Bordering France | 0 | - | 4.83 | 405,484 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,684 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,365 |
| Australia Map Quiz | 0 | - | 4.95 | 346,605 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 421,372 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,586 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,355 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 340,450 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 307,094 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,779 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,667 |
| Countries that Border China | 0 | - | 4.96 | 264,615 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 310,069 |
| Europe Capital to Country | 0 | - | 4.99 | 252,712 |
| Official Cities in the UK | 0 | - | 4.89 | 287,063 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,808 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 281,395 |
| Megacities on a World Map | 0 | - | 4.98 | 257,641 |
| World Capitals by Map | 0 | - | 5.00 | 290,168 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,497 |
| Flags of Oceania | 0 | - | 5.00 | 263,691 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,460 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 235,032 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,475 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,416 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,258 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,838 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,600 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 187,085 |
| Every European Country Shape | 0 | - | 4.96 | 203,341 |
| Islands by Country #1 | 0 | - | 4.90 | 176,860 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 192,239 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,777 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 176,295 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 197,206 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,129 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,741 |
| Countries of the Middle East | 0 | - | 4.96 | 203,367 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,845 |
| Provinces of Turkey | 0 | - | 4.95 | 206,415 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,060 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 153,442 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,772 |
| European Countries with One Border | 0 | - | 4.97 | 184,102 |
| Counties of Ireland | 0 | - | 4.92 | 197,777 |
| Countries that Border Poland | 0 | - | 4.99 | 173,400 |
| Countries Bordering India | 0 | - | 4.98 | 163,919 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,554 |
| Countries Closest to Australia | 0 | - | 4.99 | 168,026 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,957 |
| Biggest Cities in California | 0 | - | 4.35 | 140,582 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,413 |
| The Only European Country ... | 0 | - | 4.91 | 219,747 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 145,500 |
| France Cities Map Quiz | 0 | - | 4.96 | 168,042 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,684 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,050 |
| Random European Capital to Country | 0 | - | 4.98 | 192,419 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,484 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,849 |
| UK Immigration by Country | 0 | - | 4.94 | 141,947 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,588 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,819 |
| Germany Country Quiz | 0 | - | 4.82 | 159,141 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,736 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,867 |
