| US States with an Empty Map | 0 | - | 5.00 | 626,021 |
| Random U.S. States on a Map | 0 | - | 4.96 | 627,777 |
| Random Sequential U.S. States on a Map | 0 | - | 4.99 | 234,711 |
| U.S. States that Border Canada | 0 | - | 4.91 | 185,575 |
| US States Quiz | 0 | - | 5.00 | 16,918,564 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 507,882 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,810 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,131 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 221,332 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,477 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,659 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,712 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,064 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,615 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,692,899 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,979 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 193,876 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,951 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,839 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,443 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,291 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,553 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,927 |
| Confederate States of the U.S. Civil War | 0 | - | 4.91 | 129,403 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,515 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,136 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,583 |
| Pixelated United States Map | 0 | - | 4.88 | 94,483 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 89,215 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,380 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,381 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,029 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,246 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,249 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,334 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,797 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,847 |
| US States by Borders in 30 Seconds | 0 | - | 4.68 | 2,685,377 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,962 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,866 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,721 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,685 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,602 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,589 |
| North America Map Quiz | 0 | - | 4.98 | 249,475 |
| Central American Countries | 0 | - | 4.98 | 156,777 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,694 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,823 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,944 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,875 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.80 | 102,178 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,419 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,312 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,969 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,309 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,616 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,844 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,297 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,471 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 83,097 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,241 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,619 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,609 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,451 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,986 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,668 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,706 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,997 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,236 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,213 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,186 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,408 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,236 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,708,487 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 427,067 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 382,311 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,755 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 192,603 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,843 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,399 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,796 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.70 | 1,393,849 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,586 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,770 |
| Flags of North and South America | 0 | - | 4.99 | 374,340 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,232 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,383 |
| Random European Countries on a Map | 0 | - | 4.97 | 284,294 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,843 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,765 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 217,518 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,830 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,725 |
| U.S. States By Population | 0 | - | 4.92 | 153,742 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,753 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,068 |
| States of Mexico | 0 | - | 4.96 | 176,784 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,964 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 126,561 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,248 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,097 |
| Texas Counties | 0 | - | 4.56 | 76,961 |
| Most Visited U.S. States by Canadians | - | - | 4.74 | 60,886 |
| Which City in Canada? | 0 | - | 4.83 | 57,146 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,190 |
| Hawaiian Islands | 0 | - | 4.83 | 42,779 |
| New York Counties | 0 | - | 4.65 | 50,815 |
| States in a Tank of the U.S. Map | 0 | - | 4.47 | 31,334 |
| Washington Cities Map Quiz | 0 | - | 4.48 | 24,081 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,807 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,736 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,633,018 |
| Europe Map Quiz | 0 | - | 5.00 | 4,771,280 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,544,552 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,835,353 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,384,084 |
| Africa Map Quiz | 0 | - | 5.00 | 2,121,828 |
| Countries of Africa | 0 | - | 5.00 | 2,545,066 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,743 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,861 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,552,472 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,761 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,248,626 |
| Asia Map Quiz | 0 | - | 4.99 | 919,719 |
| Island Countries | 0 | - | 4.99 | 711,108 |
| Counties of England | 0 | - | 4.97 | 798,906 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,741 |
| Oceania Map Quiz | 0 | - | 4.98 | 652,235 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,776 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 579,458 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,893 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,166 |
| Countries That Border Russia | 0 | - | 4.98 | 462,837 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,061 |
| Countries Bordering France | 0 | - | 4.83 | 403,565 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,046 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,689 |
| Australia Map Quiz | 0 | - | 4.95 | 345,163 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 418,769 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,213 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,152 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 338,188 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 305,525 |
| Biggest Cities in Germany | 0 | - | 4.95 | 294,030 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,689 |
| Countries that Border China | 0 | - | 4.96 | 263,557 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 308,103 |
| Europe Capital to Country | 0 | - | 4.99 | 250,886 |
| Official Cities in the UK | 0 | - | 4.89 | 284,518 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,838 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 279,869 |
| Megacities on a World Map | 0 | - | 4.98 | 255,360 |
| World Capitals by Map | 0 | - | 5.00 | 287,475 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,864 |
| Flags of Oceania | 0 | - | 5.00 | 260,536 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,365 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,344 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,810 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,383 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,360 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,561 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,053 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,215 |
| Every European Country Shape | 0 | - | 4.96 | 202,209 |
| Islands by Country #1 | 0 | - | 4.88 | 175,483 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,119 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,358 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,687 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 195,768 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,354 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,803 |
| Countries of the Middle East | 0 | - | 4.96 | 201,695 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,930 |
| Provinces of Turkey | 0 | - | 4.95 | 204,662 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,808 |
| U.S. State Shapes Quiz #1 | 0 | - | 4.74 | 153,176 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,723 |
| European Countries with One Border | 0 | - | 4.97 | 183,124 |
| Counties of Ireland | 0 | - | 4.92 | 196,059 |
| Countries that Border Poland | 0 | - | 4.99 | 172,611 |
| Countries Bordering India | 0 | - | 4.98 | 163,562 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,250 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,139 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,711 |
| Biggest Cities in California | 0 | - | 4.35 | 140,052 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,667 |
| The Only European Country ... | 0 | - | 4.91 | 217,400 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 144,760 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,162 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,653 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,404 |
| Random European Capital to Country | 0 | - | 4.98 | 191,444 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,662 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,517 |
| UK Immigration by Country | 0 | - | 4.94 | 141,165 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,439 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,897 |
| Germany Country Quiz | 0 | - | 4.83 | 158,180 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 145,711 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,849 |
