| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,402 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,935 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,430 |
| One Border Countries | 0 | - | 4.98 | 470,334 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,506 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,837,920 |
| Countries by Borders #1 | 0 | - | 5.00 | 194,725 |
| Countries with the Longest Total Borders | 0 | - | 4.99 | 313,275 |
| Longest Border by Country #1 | 0 | - | 4.99 | 146,490 |
| Largest Countries with No Borders | 0 | - | 4.97 | 221,837 |
| Countries with Two Borders | 0 | - | 4.99 | 150,145 |
| Countries by Borders #2 | 0 | - | 4.96 | 136,563 |
| Landlocked Countries that Border Each Other | 0 | - | 5.00 | 141,254 |
| Big Countries Bordering Small Countries | 0 | - | 4.99 | 131,133 |
| Largest Countries Bordering Each Other | 0 | - | 4.99 | 115,578 |
| Biggest Countries Bordering the Pacific Ocean | 0 | - | 4.92 | 93,732 |
| Countries by Borders #3 | 0 | - | 4.98 | 98,222 |
| Bordering Countries Forming Words #1 | 0 | - | 4.92 | 75,802 |
| Bordering Countries Forming Words #2 | 0 | - | 4.97 | 32,792 |
| Longest Border by Country #2 | 0 | - | 4.95 | 121,302 |
| Longest Border by Country #3 | 0 | - | 4.99 | 79,759 |
| Countries with the Most Borders | 0 | - | 4.97 | 389,405 |
| Boundary Waters | 0 | - | 4.92 | 88,617 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,290 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,364 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,741 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,838 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,250 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,409 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,560 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 104,110 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,858 |
| Bordering Countries by HDI Difference | 0 | - | 4.89 | 52,029 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 82,441 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 180,839 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,575 |
| Landmarks of Countries #2 | 0 | - | 4.51 | 54,283 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,648,083 |
| Landlocked Countries | 0 | - | 4.99 | 422,802 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 83,189 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 87,508 |
| Walking Across Borders with Hints #1 | 0 | - | 4.94 | 109,111 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 87,737 |
| Random Countries by Borders | 0 | - | 4.99 | 82,736 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,653 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,753 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,103 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,522 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,540 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,365 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,926 |
| Himalayan Countries | 0 | - | 4.95 | 139,092 |
| Andean Countries | 0 | - | 4.93 | 84,833 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,059 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,168 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,639 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,954 |
| Danube Countries | 0 | - | 4.97 | 72,114 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,160 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,520 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,493 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,989 |
| European Landlocked Countries | 0 | - | 4.99 | 147,255 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,800 |
| Countries with the Most Species | 0 | - | 4.99 | 103,327 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,923 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,641 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,759 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,605 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,337 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,759 |
| Countries in the Alps | 0 | - | 4.87 | 118,334 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,643 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,231 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,734 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,689 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,610 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,014 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,777 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,583 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,232 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,938 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,703 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,581 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,311 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,552 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,617 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,107 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,381 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,600 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,226 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,388 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,373 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,297 |
| Largest Countries By Category | 0 | - | 4.97 | 158,364 |
| Countries by Countries | 0 | - | 4.96 | 63,337 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,801 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,315 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,588 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,764 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,784,554 |
| Smallest Countries Bordering Each Other | 0 | - | 4.61 | 92,941 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 385,383 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,773 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,880 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,575 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,525 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 209,213 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,349 |
| Longest International Borders | 0 | - | 4.99 | 265,343 |
| Countries with Three Borders | 0 | - | 4.96 | 36,646 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,170 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,282 |
| Demonym of Every Country | 0 | - | 4.91 | 60,887 |
| Pacific Ocean General Knowledge | 0 | - | 4.70 | 36,345 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,885 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,539 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,352 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,679 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,761 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,838 |
| Island Countries | 0 | - | 4.99 | 711,333 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,931 |
| Northernmost Countries | 0 | - | 4.99 | 362,366 |
| Countries of South America | 0 | - | 5.00 | 928,523 |
| Countries of Oceania | 0 | - | 5.00 | 1,058,395 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,879,833 |
| "Land" Countries | 0 | - | 4.98 | 337,578 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,744 |
| Top World Languages | 0 | - | 4.92 | 825,592 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,587 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,648 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,142 |
| Countries with Megacities | 0 | - | 4.99 | 265,159 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,957 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,606 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,224 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,678 |
| Cities by Landmark #1 | 0 | - | 3.95 | 44,964 |
| Cities by Landmark #2 | 0 | - | 3.92 | 35,355 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,706 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,662 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,634 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,777 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,632 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,482 |
| Countries by Capital City | 0 | - | 5.00 | 68,771 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,455 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,891 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,484 |
| Moved Capital Cities | 0 | - | 4.96 | 74,406 |
| Countries by Official Language | 0 | - | 4.95 | 195,423 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,611 |
| Countries in their Native Language | 0 | - | 4.99 | 199,203 |
| Independence from Whom | 0 | - | 4.99 | 212,294 |
| Subdivisions by Country | 0 | - | 4.87 | 50,469 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,870 |
| Megadiverse Countries | 0 | - | 4.96 | 135,082 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,232 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,399 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,277 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,135 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,234 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,645 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,580 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,701 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,174 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 77,861 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,253 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,006 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,403 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,536 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,385,733 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,461 |
| World Map Quiz | 0 | - | 4.81 | 65,210 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,720 |
| Countries by Founding Story | 0 | - | 4.95 | 77,443 |
| Hidden Words In Bordering Countries | 0 | - | 4.22 | 16,328 |
| Countries by Road Signs | 0 | - | 4.98 | 54,091 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,265 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,374 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,084 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,487 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,986 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,090 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,376 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,487 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,632 |
| Widest Countries East to West | 0 | - | 4.92 | 129,730 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,476 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,481 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,162 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,822 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,673 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,947 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,402 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,816 |
| Countries with Double Letters | 0 | - | 4.96 | 96,430 |
| Countries that End in N | 0 | - | 4.95 | 171,309 |
| Countries with Five Letters | 0 | - | 4.96 | 282,823 |
