| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 719,536 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 279,036 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,617,179 |
| Countries That Border Russia | 0 | - | 4.98 | 461,322 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 382,589 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,099,302 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 449,579 |
| Countries with Four Letters | 0 | - | 4.99 | 421,813 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,133 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,191 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,281 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,464 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,557 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,306 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,042 |
| Countries that Border Poland | 0 | - | 4.99 | 172,135 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,299 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,969 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,296 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,093 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,477 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,316 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,357 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,365,922 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,917 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 176,810 |
| Country Chain | 0 | - | 4.96 | 216,905 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 975,543 |
| Countries by Emojis | 0 | - | 4.99 | 239,104 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,785 |
| Islands by Country #1 | 0 | - | 4.88 | 175,164 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,414 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,761 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,657 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,237 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,775 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,961 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,647 |
| Name a Valid Country #1 | 0 | - | 4.99 | 289,044 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,238 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,154 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,536 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,097 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,204 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,378 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,696 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,012 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,998 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,674 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,356 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,547 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,116 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,722 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,697 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,903 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,628 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,158 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,010 |
| European Countries with One Border | 0 | - | 4.97 | 182,590 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,409 |
| Random Countries by Borders | 0 | - | 4.99 | 82,323 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,807 |
| Landlocked Countries | 0 | - | 4.99 | 419,383 |
| Empty World Map without 20 Random Countries | 0 | - | 4.93 | 137,493 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,759,549 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,187 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,034 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,946 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,627 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,976 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,064 |
| Countries Bordering France | 0 | - | 4.83 | 402,102 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,771 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,362 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,388 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,714 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,354 |
| Island Countries | 0 | - | 4.99 | 709,946 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,176 |
| Himalayan Countries | 0 | - | 4.95 | 137,608 |
| Andean Countries | 0 | - | 4.95 | 84,038 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,295 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,776 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,903 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,404 |
| Danube Countries | 0 | - | 4.97 | 71,709 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,618 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,109 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,728 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,804 |
| European Landlocked Countries | 0 | - | 4.99 | 146,818 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,193 |
| Countries with the Most Species | 0 | - | 4.99 | 102,966 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,339 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,441 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,603 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,338 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,016 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,403 |
| Countries in the Alps | 0 | - | 4.87 | 117,757 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,188 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,461 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,450 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,047 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,156 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,748 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,340 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,234 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,994 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,592 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,510 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,359 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,965 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,227 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,251 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,275 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,089 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,594 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,600 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,565 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,336 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,021 |
| Largest Countries By Category | 0 | - | 4.97 | 157,722 |
| Countries by Countries | 0 | - | 4.96 | 62,881 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,702 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,273 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,173 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,479 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,372 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,812 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,529 |
| Northernmost Countries | 0 | - | 4.99 | 360,678 |
| Countries of South America | 0 | - | 5.00 | 923,533 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,899 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,867,903 |
| "Land" Countries | 0 | - | 4.98 | 335,905 |
| Countries Bordering India | 0 | - | 4.98 | 163,364 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,227 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,117 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,477 |
| Countries that Border China | 0 | - | 4.96 | 262,944 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,811 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,741 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,788 |
| Merged Countries #2 | 0 | - | 4.96 | 98,954 |
| Merged Countries #6 | 0 | - | 4.90 | 73,170 |
| Merged Countries #7 | 0 | - | 4.93 | 82,514 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,762 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,463 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,945 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,929 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,888 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,048 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,236 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,824,216 |
| One Border Countries | 0 | - | 4.98 | 467,925 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,139 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,576 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,148 |
| Countries with Megacities | 0 | - | 4.99 | 261,617 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,015 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,064 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,299 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,094 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,953 |
| Random Country to Capital | 0 | - | 4.98 | 919,051 |
| Majority Muslim Countries | 0 | - | 4.98 | 373,536 |
| Countries by Official Language | 0 | - | 4.95 | 194,720 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,646 |
| Countries in their Native Language | 0 | - | 4.99 | 198,266 |
| Independence from Whom | 0 | - | 4.99 | 211,430 |
| Subdivisions by Country | 0 | - | 4.86 | 50,302 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,789 |
| Megadiverse Countries | 0 | - | 4.96 | 134,797 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,603 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,206 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,776 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,030 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,757 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,407 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,039 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,867 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,511 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,001 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,091 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,742 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,016 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,804 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,177 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,348 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,315 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 95,456 |
| World Map Quiz | 0 | - | 4.81 | 64,664 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,808 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,071 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,605 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,980 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,701 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,455 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,574 |
