| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,098 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,126 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,663 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,054 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,413 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,129 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,424 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,265 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,202 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,205 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,161 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,238 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,019 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,636 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,058 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,020 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,426 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,976 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,322 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,545 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,625 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,576 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,748 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,190 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,927 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,897 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,383 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,184 |
| 20 Random Country Flags | 0 | - | 4.99 | 617,781 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,175 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,504 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,255,200 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,894 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,797 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 909,247 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,134 |
| Every Country Shape | 0 | - | 5.00 | 470,149 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,369 |
| Flags of North and South America | 0 | - | 4.99 | 376,252 |
| Former Flags | 0 | - | 4.97 | 108,397 |
| Countries by Road Signs | 0 | - | 4.98 | 54,269 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,842 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,704 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,410 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,229 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,377 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,991 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,547 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 165,019 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 39,603 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 33,761 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 105,031 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 112,025 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,880 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,838 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,065 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,574 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,299 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,680 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,738 |
| Flags of Oceania | 0 | - | 5.00 | 262,146 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,355 |
| Similar Flags #1 | 0 | - | 4.75 | 130,641 |
| Similar Flags #2 | 0 | - | 4.74 | 137,940 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,795,790 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,084 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,753 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,006 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,452 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,063 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,485 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,578 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,507 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,448 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,795 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,197 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,382,030 |
| Landlocked Countries | 0 | - | 4.99 | 424,693 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,855 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,168 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,817 |
| One Border Countries - Shape Quiz | 0 | - | 4.85 | 65,149 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,637 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,432 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.87 | 42,264 |
| Merged Countries #2 | 0 | - | 4.96 | 99,803 |
| Merged Countries #6 | 0 | - | 4.90 | 73,740 |
| Merged Countries #7 | 0 | - | 4.93 | 83,077 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,683 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,092 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,205 |
| Pixelated World Map | 0 | - | 5.00 | 143,969 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,007 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,613 |
| World Coats of Arms | 0 | - | 4.99 | 65,025 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,797,441 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,715 |
| Himalayan Countries | 0 | - | 4.93 | 139,833 |
| Andean Countries | 0 | - | 4.94 | 85,214 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,393 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,695 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,956 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,260 |
| Danube Countries | 0 | - | 4.97 | 72,289 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,437 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,726 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,892 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,392 |
| European Landlocked Countries | 0 | - | 4.99 | 147,476 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,116 |
| Countries with the Most Species | 0 | - | 4.99 | 103,503 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,265 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,717 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,828 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,762 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,495 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,917 |
| Countries in the Alps | 0 | - | 4.87 | 118,617 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,373 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,637 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,888 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,914 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,839 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,149 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,277 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,782 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,350 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,082 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,802 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,671 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,465 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,704 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,791 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,561 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,532 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,586 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,513 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,273 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,887 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,441 |
| Largest Countries By Category | 0 | - | 4.97 | 158,687 |
| Countries by Countries | 0 | - | 4.96 | 63,529 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,133 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,368 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,645 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,292 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,999 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,557,535 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,624 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 72,302 |
| Random Country Shape to Country | 0 | - | 4.90 | 114,988 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,586 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,368 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,080 |
| Island Countries | 0 | - | 4.99 | 712,144 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,053,496 |
| Northernmost Countries | 0 | - | 4.99 | 363,493 |
| Countries of South America | 0 | - | 5.00 | 931,193 |
| Countries of Oceania | 0 | - | 5.00 | 1,061,519 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,885,941 |
| "Land" Countries | 0 | - | 4.98 | 338,106 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,391,136 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 87,549 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 185,472 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 185,316 |
| Name a Valid Country Flag | 0 | - | 4.70 | 76,816 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 525,478 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 339,339 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,727,981 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,863 |
| Countries with Megacities | 0 | - | 4.99 | 266,530 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,572 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,953 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,864 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,060 |
| Countries by Official Language | 0 | - | 4.95 | 195,809 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,357 |
| Countries in their Native Language | 0 | - | 4.99 | 199,589 |
| Independence from Whom | 0 | - | 4.99 | 212,820 |
| Subdivisions by Country | 0 | - | 4.87 | 50,573 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,269 |
| Megadiverse Countries | 0 | - | 4.96 | 135,207 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,791 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,488 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,393 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,195 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,470 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,779 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,965 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,519 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,783 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,228 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,278 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,323 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,384 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,111 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,523 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,644 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,086 |
| World Map Quiz | 0 | - | 4.81 | 65,492 |