| Pixelated World Map | 0 | - | 5.00 | 142,884 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,746 |
| Countries by Road Signs | 0 | - | 4.98 | 53,419 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,813,711 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,414 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,786 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,241 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,604,418 |
| Empty World Map without 20 Random Countries | 0 | - | 4.93 | 136,399 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,149 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,131 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,832 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,167,069 |
| Landlocked Countries | 0 | - | 4.99 | 416,696 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,349 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 562,029 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,557 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,752 |
| Every Country Shape | 0 | - | 5.00 | 461,803 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,901 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,924 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,190 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,606 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,823 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,164 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,680 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,802 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,575 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,320 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,315 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,075 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,060 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,885 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,107 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,198 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,963 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,659 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,145 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,486 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,876 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,188 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,897 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,129 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 52,783 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,029 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,341 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,535 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,671 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,541 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,377 |
| World Coats of Arms | 0 | - | 4.99 | 64,139 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,740,876 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,670 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,232 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,347 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,633 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,594 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 303,891 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,779 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,101 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,804 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,403 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,958 |
| Himalayan Countries | 0 | - | 4.95 | 136,522 |
| Andean Countries | 0 | - | 4.95 | 83,498 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,762 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,013 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,432 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,032 |
| Danube Countries | 0 | - | 4.97 | 71,436 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,220 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,852 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,166 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,142 |
| European Landlocked Countries | 0 | - | 4.99 | 146,132 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,770 |
| Countries with the Most Species | 0 | - | 4.99 | 101,677 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,904 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,331 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,511 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,162 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,810 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,193 |
| Countries in the Alps | 0 | - | 4.86 | 117,334 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,911 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,902 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,253 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,744 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,828 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,256 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,380 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,577 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,992 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,995 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,808 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,332 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,367 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,205 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,730 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,002 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,005 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,721 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,896 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,432 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,252 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,033 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,573 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,830 |
| Largest Countries By Category | 0 | - | 4.97 | 157,263 |
| Countries by Countries | 0 | - | 4.96 | 62,594 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,422 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,878 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,082 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,409 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,468 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,754 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,399 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,415 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,087 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,180 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,888 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,514 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,452 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,724 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,004 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,654 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,642 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,285 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,836 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,344 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,903 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 77,415 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,226 |
| A Square of Merged Countries #2 | 0 | - | 4.97 | 41,237 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 123,371 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,824 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,880 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,837 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,812 |
| Island Countries | 0 | - | 4.99 | 708,829 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,562 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,169 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,391 |
| Northernmost Countries | 0 | - | 4.99 | 359,397 |
| Countries of South America | 0 | - | 5.00 | 919,739 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,764 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,858,905 |
| "Land" Countries | 0 | - | 4.98 | 334,619 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,949 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,108 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,005 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,683 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,937 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,940 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,126 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,806 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,531 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,269,852 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,352 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,885 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,004 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,860 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,291 |
| Countries with Megacities | 0 | - | 4.99 | 248,973 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,144 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,555 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,492 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,510 |
| Countries by Official Language | 0 | - | 4.95 | 194,016 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,585 |
| Countries in their Native Language | 0 | - | 4.99 | 197,638 |
| Independence from Whom | 0 | - | 4.99 | 210,818 |
| Subdivisions by Country | 0 | - | 4.86 | 50,201 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,337 |
| Megadiverse Countries | 0 | - | 4.96 | 134,543 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,839 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,077 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,630 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,948 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,447 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,219 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,599 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,550 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,371 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,807 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,181 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,580 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,687 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,645 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,860 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,202 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,572 |
| World Map Quiz | 0 | - | 4.81 | 64,096 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,395 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,702 |
| Random Country Dots on an Empty World Map | 0 | - | 4.73 | 103,279 |
| Countries of the World With a Disappearing Map | 0 | - | 5.00 | 111,720 |
| Countries within the Arctic Circle - Map Quiz | 0 | - | 4.85 | 63,517 |
| Countries by Sports in 60 Seconds | 0 | - | 4.91 | 142,794 |
| Countries by Founding Story | 0 | - | 4.95 | 76,879 |