| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,450 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,631 |
| Longest International Borders | 0 | - | 4.99 | 263,552 |
| Countries with Three Borders | 0 | - | 4.96 | 36,187 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,607 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,160 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,750 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,502 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,689 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,342 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,476 |
| One Border Countries | 0 | - | 4.98 | 464,474 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,801,705 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,253 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,974 |
| Five Closest Countries by Country #3 | 0 | - | 4.97 | 120,722 |
| Countries by Borders #1 | 0 | - | 5.00 | 193,619 |
| Countries with the Longest Total Borders | 0 | - | 4.99 | 310,579 |
| Longest Border by Country #1 | 0 | - | 4.99 | 145,307 |
| Largest Countries with No Borders | 0 | - | 4.97 | 220,046 |
| Countries with Two Borders | 0 | - | 4.99 | 147,504 |
| Countries by Borders #2 | 0 | - | 4.96 | 135,471 |
| Landlocked Countries that Border Each Other | 0 | - | 5.00 | 140,300 |
| Big Countries Bordering Small Countries | 0 | - | 4.99 | 130,238 |
| Largest Countries Bordering Each Other | 0 | - | 4.99 | 114,720 |
| Biggest Countries Bordering the Pacific Ocean | 0 | - | 4.91 | 93,182 |
| Countries by Borders #3 | 0 | - | 4.98 | 97,530 |
| Bordering Countries Forming Words #1 | 0 | - | 4.92 | 75,566 |
| Bordering Countries Forming Words #2 | 0 | - | 4.97 | 32,595 |
| Longest Border by Country #2 | 0 | - | 4.95 | 120,434 |
| Longest Border by Country #3 | 0 | - | 4.99 | 79,042 |
| Five Closest Countries by Country #1 | 0 | - | 5.00 | 244,918 |
| Five Closest Countries by Country #2 | 0 | - | 5.00 | 202,486 |
| Countries Closest to an Unknown Country A-Z #1 | 0 | - | 4.92 | 79,452 |
| Countries Closest to an Unknown Country A-Z #2 | 0 | - | 4.97 | 72,683 |
| Countries Closest to an Unknown Country A-Z #3 | 0 | - | 4.91 | 61,166 |
| Clear All Country Borders on the World Map | 0 | - | 4.63 | 40,783 |
| Boundary Waters | 0 | - | 4.92 | 88,056 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,822 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,308 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,505 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 138,911 |
| Bordering Countries by HDI Difference | 0 | - | 4.90 | 51,677 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,363 |
| Countries With the Most Neighbors | 0 | - | 4.45 | 90,318 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,930,631 |
| Landlocked Countries | 0 | - | 4.99 | 413,738 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 82,689 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 86,662 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 107,201 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 86,191 |
| All Counties of the United States by Proximity | 0 | - | 4.98 | 304,507 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,168 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,019 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,656 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,040 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,539 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,359 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,721 |
| World Capitals Quiz | 0 | - | 5.00 | 5,032,482 |
| Nearest Capital City #2 | 0 | - | 4.56 | 39,021 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,646 |
| Himalayan Countries | 0 | - | 4.95 | 135,410 |
| Andean Countries | 0 | - | 4.94 | 82,844 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,235 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,234 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,927 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,624 |
| Danube Countries | 0 | - | 4.97 | 71,094 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,776 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,547 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,515 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,423 |
| European Landlocked Countries | 0 | - | 4.99 | 145,767 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,228 |
| Countries with the Most Species | 0 | - | 4.99 | 95,247 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,368 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,202 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,372 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,964 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,581 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,957 |
| Countries in the Alps | 0 | - | 4.86 | 116,840 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,581 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,278 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,020 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,432 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,184 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,011 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,592 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,769 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,345 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,075 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,198 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,049 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,460 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,758 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,763 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,098 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,657 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,260 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,779 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,362 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,713 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,611 |
| Largest Countries By Category | 0 | - | 4.97 | 156,780 |
| Countries by Countries | 0 | - | 4.96 | 62,269 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,404 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,964 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,335 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,778 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,718,078 |
| Smallest Countries Bordering Each Other | 0 | - | 4.63 | 92,328 |
| Countries Closest to the Equator A-Z | 0 | - | 4.53 | 38,935 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,723 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,491 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,569 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,241 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,684 |
| Demonym of Every Country | 0 | - | 4.91 | 58,649 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,216 |
| The Same Prefixes - Geography | 0 | - | 4.49 | 47,404 |
| "Second Best" Geography Edition #1 | 0 | - | 4.64 | 63,038 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,192 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,434 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,156 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,911 |
| Island Countries | 0 | - | 4.99 | 707,675 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,623 |
| Northernmost Countries | 0 | - | 4.99 | 357,796 |
| Countries Whose Center is Closest to the Equator | 0 | - | 4.64 | 61,719 |
| Countries of South America | 0 | - | 5.00 | 914,982 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,771 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,848,813 |
| "Land" Countries | 0 | - | 4.98 | 333,684 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,068 |
| Top World Languages | 0 | - | 4.92 | 813,315 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,167 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,529 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,331 |
| Countries with Megacities | 0 | - | 4.99 | 247,078 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,201 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,029 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,618 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,937 |
| Nearest Major City #2 | 0 | - | 4.15 | 16,137 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,805 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,972 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,667 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,617 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,653 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,480 |
| Countries by Capital City | 0 | - | 5.00 | 66,685 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,353 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,916 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,427 |
| Moved Capital Cities | 0 | - | 4.96 | 73,599 |
| Countries by Official Language | 0 | - | 4.95 | 192,800 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,165 |
| Countries in their Native Language | 0 | - | 4.99 | 196,663 |
| Independence from Whom | 0 | - | 4.99 | 209,732 |
| Subdivisions by Country | 0 | - | 4.86 | 50,071 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,782 |
| Megadiverse Countries | 0 | - | 4.97 | 133,909 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,820 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,922 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,431 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,865 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,684 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,012 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,044 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,220 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,600 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,433 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,509 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,032 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,362,654 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,626 |
| World Map Quiz | 0 | - | 4.81 | 63,513 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,734 |
| Countries by Founding Story | 0 | - | 4.95 | 76,560 |
| Hidden Words In Bordering Countries | 0 | - | 4.25 | 16,121 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,374 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,005 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,965 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,802 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,866 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,073 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,287 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,954 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,343 |
| Widest Countries East to West | 0 | - | 4.92 | 128,615 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,219 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,234 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,573 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,698 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,644 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,057 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,052 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,586 |
