| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,198 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 112,438 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 381,052 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,947 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,088 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,755 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,018 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,053 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,204 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,853 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,876 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,045 |
| Random Capital to Country | 0 | - | 4.99 | 2,585,453 |
| Random Country to Capital | 0 | - | 4.98 | 916,075 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,095,536 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 126,067 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,215,907 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,312 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,549 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,811 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,907 |
| Every Country Shape | 0 | - | 5.00 | 462,444 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,038 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,246 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,647 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,965 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,289 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,823 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,884 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,723 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,450 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,474 |
| Countries by Emojis | 0 | - | 4.99 | 238,053 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,517 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,151 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,140 |
| Pixelated World Map | 0 | - | 5.00 | 142,962 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,987 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,172 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,279 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,032 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,741 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,207 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,525 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,928 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,100 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,406 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,619 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,720 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,580 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,399 |
| World Coats of Arms | 0 | - | 4.99 | 64,192 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,362 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,267 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,806 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,167 |
| Landlocked Countries | 0 | - | 4.99 | 417,308 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,745,630 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,876 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,510 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,519 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,688 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,880 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,793 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,535 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,173 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,289 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,967 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,489 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,481 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,831 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,506 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,300 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,986 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,640 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,681 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,842 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,078 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,732 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,718 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,333 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,886 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,386 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,960 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,884 |
| Random Countries by Borders | 0 | - | 4.99 | 82,096 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,850 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,599 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,122 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,256 |
| Island Countries | 0 | - | 4.99 | 709,110 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,231 |
| Himalayan Countries | 0 | - | 4.95 | 136,774 |
| Andean Countries | 0 | - | 4.95 | 83,609 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,870 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,170 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,539 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,133 |
| Danube Countries | 0 | - | 4.97 | 71,488 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,316 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,909 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,312 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,306 |
| European Landlocked Countries | 0 | - | 4.99 | 146,199 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,886 |
| Countries with the Most Species | 0 | - | 4.99 | 102,415 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,015 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,357 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,537 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,205 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,859 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,238 |
| Countries in the Alps | 0 | - | 4.86 | 117,440 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,968 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,051 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,305 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,810 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,906 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,324 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,076 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,048 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,864 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,397 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,398 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,243 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,790 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,055 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,066 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,849 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,943 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,472 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,311 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,398 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,761 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,879 |
| Largest Countries By Category | 0 | - | 4.97 | 157,362 |
| Countries by Countries | 0 | - | 4.96 | 62,676 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,139 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 130,183 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,961 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,109 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,423 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,150 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,279,204 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,200 |
| Northernmost Countries | 0 | - | 4.99 | 359,738 |
| Countries of South America | 0 | - | 5.00 | 920,606 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,227 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,861,065 |
| "Land" Countries | 0 | - | 4.98 | 335,226 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,419 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,934 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,161 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,569 |
| Name a Valid African Country | 0 | - | 4.98 | 153,533 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,181 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,807 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,003 |
| Pixelated Country Shapes #1 | 0 | - | 4.74 | 72,291 |
| Pixelated Country Shapes #2 | 0 | - | 4.75 | 67,545 |
| One Border Countries - Shape Quiz | 0 | - | 4.83 | 64,702 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,220 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,042 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,855 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.94 | 94,487 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.89 | 72,564 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 71,521 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 69,473 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.97 | 61,608 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 58,681 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 278,478 |
| Merged Countries #2 | 0 | - | 4.96 | 98,788 |
| Merged Countries #6 | 0 | - | 4.90 | 73,023 |
| Merged Countries #7 | 0 | - | 4.93 | 82,288 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 157,591 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 83,372 |
| Pixelated United States Map | 0 | - | 4.89 | 93,898 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,974 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,122 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,505 |
| Countries with Megacities | 0 | - | 4.99 | 249,454 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,354 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,677 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,685 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,646 |
| Countries by Official Language | 0 | - | 4.95 | 194,260 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,081 |
| Countries in their Native Language | 0 | - | 4.99 | 197,854 |
| Independence from Whom | 0 | - | 4.99 | 210,983 |
| Subdivisions by Country | 0 | - | 4.86 | 50,226 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,456 |
| Megadiverse Countries | 0 | - | 4.96 | 134,609 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,015 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,109 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,664 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,965 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,516 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,278 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,712 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,606 |