| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,014 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,068 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,588 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,024 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,344 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,063 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,342 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,219 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,150 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,164 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,124 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,188 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,976 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,601 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,024 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,003 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,405 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,941 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,293 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,508 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,594 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,546 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,730 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,173 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,893 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,863 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,351 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,174 |
| 20 Random Country Flags | 0 | - | 4.99 | 617,343 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,147 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,473 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,254,454 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,555 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,707 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 909,105 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,050 |
| Every Country Shape | 0 | - | 5.00 | 469,872 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,075 |
| Flags of North and South America | 0 | - | 4.99 | 376,038 |
| Former Flags | 0 | - | 4.97 | 108,349 |
| Countries by Road Signs | 0 | - | 4.98 | 54,247 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,819 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,680 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,341 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,157 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,323 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,928 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,493 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,954 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 39,481 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 33,632 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,969 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,985 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,723 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,784 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,024 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,542 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,257 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,655 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,694 |
| Flags of Oceania | 0 | - | 5.00 | 261,989 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,275 |
| Similar Flags #1 | 0 | - | 4.75 | 130,591 |
| Similar Flags #2 | 0 | - | 4.74 | 137,892 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,772,214 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,051 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,719 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,973 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,405 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,033 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,467 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,554 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,465 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,401 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,768 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,157 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,378,158 |
| Landlocked Countries | 0 | - | 4.99 | 424,358 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,835 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,132 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,799 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 65,127 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,620 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,414 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.87 | 42,242 |
| Merged Countries #2 | 0 | - | 4.96 | 99,780 |
| Merged Countries #6 | 0 | - | 4.90 | 73,712 |
| Merged Countries #7 | 0 | - | 4.93 | 83,052 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,627 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,062 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,185 |
| Pixelated World Map | 0 | - | 5.00 | 143,933 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,983 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,603 |
| World Coats of Arms | 0 | - | 4.99 | 64,980 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,795,471 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,574 |
| Himalayan Countries | 0 | - | 4.94 | 139,729 |
| Andean Countries | 0 | - | 4.94 | 85,162 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,338 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,590 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,911 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,195 |
| Danube Countries | 0 | - | 4.97 | 72,258 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,396 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,687 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,830 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,323 |
| European Landlocked Countries | 0 | - | 4.99 | 147,443 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,060 |
| Countries with the Most Species | 0 | - | 4.99 | 103,466 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,191 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,707 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,818 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,735 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,464 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,891 |
| Countries in the Alps | 0 | - | 4.87 | 118,565 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,257 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,578 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,850 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,864 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,789 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,125 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,073 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,728 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,332 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,053 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,785 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,653 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,435 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,669 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,761 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,481 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,512 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,496 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,472 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,149 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,806 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,419 |
| Largest Countries By Category | 0 | - | 4.97 | 158,618 |
| Countries by Countries | 0 | - | 4.96 | 63,495 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,072 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,361 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,640 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,266 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,967 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,556,982 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,599 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 72,291 |
| Random Country Shape to Country | 0 | - | 4.90 | 114,874 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,033 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,271 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,871 |
| Island Countries | 0 | - | 4.99 | 712,004 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,053,125 |
| Northernmost Countries | 0 | - | 4.99 | 363,350 |
| Countries of South America | 0 | - | 5.00 | 930,713 |
| Countries of Oceania | 0 | - | 5.00 | 1,061,130 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,885,067 |
| "Land" Countries | 0 | - | 4.98 | 338,029 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,390,425 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 87,506 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 185,396 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 185,263 |
| Name a Valid Country Flag | 0 | - | 4.69 | 76,717 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 525,281 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 339,224 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,727,321 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,756 |
| Countries with Megacities | 0 | - | 4.99 | 266,317 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,478 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,889 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,771 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,998 |
| Countries by Official Language | 0 | - | 4.95 | 195,758 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,278 |
| Countries in their Native Language | 0 | - | 4.99 | 199,538 |
| Independence from Whom | 0 | - | 4.99 | 212,724 |
| Subdivisions by Country | 0 | - | 4.87 | 50,561 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,199 |
| Megadiverse Countries | 0 | - | 4.96 | 135,188 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,749 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,479 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,378 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,179 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,430 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,749 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,888 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,500 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,770 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,221 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,176 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,303 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,368 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,089 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,512 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,623 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,985 |
| World Map Quiz | 0 | - | 4.81 | 65,422 |
