| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,320 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,379 |
| Random Countries by Borders | 0 | - | 4.99 | 81,582 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,584,079 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,030 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,086,492 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,490 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 162,878 |
| Solve the Secret Country #2 | 0 | - | 4.84 | 115,873 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,095 |
| Countries with the Most Borders | 0 | - | 4.97 | 385,198 |
| Countries with Four Letters | 0 | - | 4.99 | 418,096 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,656 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,048 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,860,128 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,236 |
| Landlocked Countries | 0 | - | 4.99 | 412,962 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,617 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 710,644 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,091 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,181 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,772 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,305 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,479 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,168 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,292 |
| Country Chain | 0 | - | 4.96 | 215,585 |
| Countries by Emojis | 0 | - | 4.99 | 235,855 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,030 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,006 |
| Islands by Country #1 | 0 | - | 4.87 | 174,402 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,849 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,221 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,289 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,710,627 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,533 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,576 |
| Name a Valid Country #1 | 0 | - | 4.99 | 282,940 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,114 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,273 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,583 |
| Name a Valid Country #6 | 0 | - | 4.94 | 126,203 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 59,929 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,863 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,157 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,293 |
| Himalayan Countries | 0 | - | 4.95 | 135,091 |
| Andean Countries | 0 | - | 4.94 | 82,685 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,098 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,019 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,788 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,490 |
| Danube Countries | 0 | - | 4.97 | 71,012 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,654 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,467 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,309 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,227 |
| European Landlocked Countries | 0 | - | 4.99 | 145,678 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,069 |
| Countries with the Most Species | 0 | - | 4.99 | 95,197 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,220 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,178 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,335 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,913 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,523 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,880 |
| Countries in the Alps | 0 | - | 4.87 | 116,704 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,487 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,104 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,949 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,335 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,074 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,941 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,482 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,694 |
| Largest Country by Body of Water | 0 | - | 4.95 | 56,246 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,980 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,168 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,002 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,377 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,685 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,683 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,899 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,576 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,271 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,207 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,688 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,891 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,405 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,548 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,290 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,774 |
| Largest Countries By Category | 0 | - | 4.97 | 156,640 |
| Countries by Countries | 0 | - | 4.96 | 62,183 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,537 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,569 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,283 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,574 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,107 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,243 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,279 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,936 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,307 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,669 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,545 |
| European Countries with One Border | 0 | - | 4.97 | 181,478 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,985 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,029 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 236,121 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,131 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,868 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,048 |
| Island Countries | 0 | - | 4.99 | 707,282 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,336 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,496 |
| Northernmost Countries | 0 | - | 4.99 | 357,316 |
| Countries of South America | 0 | - | 5.00 | 913,566 |
| Countries of Oceania | 0 | - | 5.00 | 1,038,850 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,845,522 |
| "Land" Countries | 0 | - | 4.98 | 333,449 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,489 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,044 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.70 | 65,841 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,502 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,842 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,152 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,424 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,355 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,055 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,700 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,183 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,892 |
| Countries with Megacities | 0 | - | 4.99 | 246,258 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,809 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,748 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,269 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,684 |
| Countries by Official Language | 0 | - | 4.95 | 192,608 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,912 |
| Countries in their Native Language | 0 | - | 4.99 | 196,495 |
| Independence from Whom | 0 | - | 4.99 | 209,504 |
| Subdivisions by Country | 0 | - | 4.86 | 50,035 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,598 |
| Megadiverse Countries | 0 | - | 4.97 | 133,837 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,662 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,880 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,378 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,838 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,559 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,942 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,604 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,068 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,184 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,718 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,411 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,371 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,441 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,455 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,611 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 70,985 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,375 |
| World Map Quiz | 0 | - | 4.81 | 63,382 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,273 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,230 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,181 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,890 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,864 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,536 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,783 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 92,976 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,184 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,886 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,269 |
| Widest Countries East to West | 0 | - | 4.92 | 128,534 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,193 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,094 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,528 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,630 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,528 |
| Countries with the Most Desert | 0 | - | 4.93 | 126,954 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,032 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,552 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 334,431 |
| Countries with Double Letters | 0 | - | 4.97 | 93,237 |
| Countries that End in N | 0 | - | 4.94 | 156,302 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,510 |
| Countries with Six Letters | 0 | - | 4.93 | 210,210 |
| Countries with W | 0 | - | 4.97 | 158,114 |
| Countries with Z | 0 | - | 4.98 | 287,536 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,438 |
| Countries That End in U | 0 | - | 4.95 | 119,454 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,367 |
| Countries that End in O | 0 | - | 4.92 | 158,483 |
| Countries that End in R | 0 | - | 4.86 | 118,212 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,814 |
| Countries Ending in "IA" | 0 | - | 4.99 | 206,883 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,196 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,396 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 140,575 |
| Countries That End in Y | 0 | - | 4.90 | 185,159 |
