| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,667 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,140 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,813 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,321 |
| Flags that are Red & White Only | 0 | - | 4.97 | 159,840 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,569 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 73,960 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,561 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,581 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,333 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,689 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,757 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,544 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,243 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,782 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,242 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,650 |
| Country Flags Slideshow | 0 | - | 4.91 | 46,732 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,356 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,669 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,715 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,939 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,021 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,603 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,756 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,786 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.86 | 52,866 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,356 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,002 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,349 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,539 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,744 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,691 |
| 20 Random Country Flags | 0 | - | 4.99 | 604,164 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,037 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,594 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,259 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 152,915 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 41,716 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,589 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,983 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,286 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,286 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 904,041 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 414,725 |
| Every Country Shape | 0 | - | 5.00 | 458,690 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,056 |
| Flags of North and South America | 0 | - | 4.99 | 366,867 |
| Former Flags | 0 | - | 4.97 | 106,648 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,859 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,902 |
| World Map without 12 Countries #2 | 0 | - | 4.97 | 171,260 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 136,966 |
| Country Shapes Quiz #3 | 0 | - | 4.91 | 294,277 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,170 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 161,841 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,344 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,301 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,620 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,231 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,269 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,003 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,532 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,015 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,586 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,790 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,365 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 77,151 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 58,941 |
| Country Shapes Slideshow | 0 | - | 4.84 | 39,118 |
| A Square of Merged Countries #2 | 0 | - | 4.97 | 40,998 |
| Flags of Oceania | 0 | - | 5.00 | 255,040 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,812 |
| Countries by Road Signs | 0 | - | 4.98 | 53,079 |
| Similar Flags #1 | 0 | - | 4.74 | 129,067 |
| Similar Flags #2 | 0 | - | 4.74 | 136,331 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,562 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,282 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,548 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,501 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,775 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,584 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,486 |
| Country Picture Puzzle Game #2 | 0 | - | 4.54 | 55,027 |
| Country Picture Puzzle Game #3 | 0 | - | 4.44 | 41,921 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 27,959 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,223,121 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 100,800 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 125,529 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,493 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,008 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 59,812 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,638 |
| Merged Countries #2 | 0 | - | 4.96 | 98,449 |
| Merged Countries #6 | 0 | - | 4.91 | 72,692 |
| Merged Countries #7 | 0 | - | 4.92 | 81,935 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,899,821 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,535,593 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,326 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,935 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,436 |
| Pixelated World Map | 0 | - | 5.00 | 142,399 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,344 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,267 |
| World Coats of Arms | 0 | - | 4.99 | 63,835 |
| Random Country Shape to Country | 0 | - | 4.90 | 111,003 |
| Landlocked Countries | 0 | - | 4.99 | 413,370 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 85,507 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 552,357 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 181,879 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 182,766 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,714,458 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 518,153 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 334,135 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,704,901 |
| Name a Valid Country Flag | 0 | - | 4.67 | 74,778 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,570 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,037 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,698 |
| Island Countries | 0 | - | 4.99 | 707,517 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,478 |
| Himalayan Countries | 0 | - | 4.95 | 135,266 |
| Andean Countries | 0 | - | 4.94 | 82,777 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,190 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,134 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,851 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,560 |
| Danube Countries | 0 | - | 4.97 | 71,060 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,725 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,513 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,415 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,339 |
| European Landlocked Countries | 0 | - | 4.99 | 145,726 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,163 |
| Countries with the Most Species | 0 | - | 4.99 | 95,229 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,304 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,192 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,358 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,946 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,557 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,930 |
| Countries in the Alps | 0 | - | 4.86 | 116,779 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,531 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,206 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,990 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,400 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,128 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,975 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,545 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,731 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,158 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,029 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,187 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,027 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,427 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,717 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,729 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,013 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,617 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,241 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,743 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,144 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,561 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,584 |
| Largest Countries By Category | 0 | - | 4.97 | 156,713 |
| Countries by Countries | 0 | - | 4.96 | 62,235 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,629 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,343 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,956 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,321 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,589 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,081 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,733 |
| Every American Country by Shape | 0 | - | 4.79 | 37,076 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 125,245 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,160 |
| Northernmost Countries | 0 | - | 4.99 | 357,591 |
| Countries of South America | 0 | - | 5.00 | 914,286 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,919 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,847,456 |
| "Land" Countries | 0 | - | 4.98 | 333,575 |
| Cross Flags of Europe | 0 | - | 4.42 | 296,781 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,208 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,845 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,203 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,343 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,215 |
| Random Sequential Countries on the World Map - Hard Version | 0 | - | 5.00 | 74,635 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,622 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,512 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,042 |
| Countries with Megacities | 0 | - | 4.99 | 246,612 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,966 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,832 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,404 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,773 |
| Countries by Official Language | 0 | - | 4.95 | 192,719 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,053 |
| Countries in their Native Language | 0 | - | 4.99 | 196,586 |
| Independence from Whom | 0 | - | 4.99 | 209,621 |