| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,092 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,123 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,657 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,053 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,401 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,124 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,416 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,263 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,199 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,205 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,159 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,234 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,017 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,635 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,055 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,019 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,423 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,973 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,321 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,544 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,623 |
| 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 | 36,189 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,927 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,894 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,382 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,184 |
| 20 Random Country Flags | 0 | - | 4.99 | 617,749 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,175 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,502 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,255,140 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,880 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,793 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 909,237 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,131 |
| Every Country Shape | 0 | - | 5.00 | 470,130 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,342 |
| Flags of North and South America | 0 | - | 4.99 | 376,242 |
| Former Flags | 0 | - | 4.97 | 108,394 |
| Countries by Road Signs | 0 | - | 4.98 | 54,267 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,840 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,704 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,408 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,226 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,375 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,987 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,543 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 165,015 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 39,593 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 33,746 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 105,026 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 112,024 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,878 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,837 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,064 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,571 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,299 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,676 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,733 |
| Flags of Oceania | 0 | - | 5.00 | 262,140 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,352 |
| Similar Flags #1 | 0 | - | 4.75 | 130,639 |
| Similar Flags #2 | 0 | - | 4.74 | 137,937 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,793,974 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,084 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,750 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,005 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,450 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,063 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,482 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,578 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,504 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,446 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,791 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,193 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,381,794 |
| Landlocked Countries | 0 | - | 4.99 | 424,676 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,854 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,164 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,816 |
| One Border Countries - Shape Quiz | 0 | - | 4.85 | 65,144 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,637 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,430 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.87 | 42,264 |
| Merged Countries #2 | 0 | - | 4.96 | 99,803 |
| Merged Countries #6 | 0 | - | 4.90 | 73,738 |
| Merged Countries #7 | 0 | - | 4.93 | 83,076 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,678 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,092 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,204 |
| Pixelated World Map | 0 | - | 5.00 | 143,964 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,005 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,613 |
| World Coats of Arms | 0 | - | 4.99 | 65,021 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,797,307 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,704 |
| Himalayan Countries | 0 | - | 4.93 | 139,831 |
| Andean Countries | 0 | - | 4.94 | 85,212 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,391 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,690 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,956 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,255 |
| Danube Countries | 0 | - | 4.97 | 72,286 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,436 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,723 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,892 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,387 |
| European Landlocked Countries | 0 | - | 4.99 | 147,473 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,112 |
| Countries with the Most Species | 0 | - | 4.99 | 103,501 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,261 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,715 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,828 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,761 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,493 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,917 |
| Countries in the Alps | 0 | - | 4.87 | 118,614 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,366 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,632 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,888 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,911 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,835 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,147 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,274 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,779 |
| 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 | 53,801 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,671 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,463 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,702 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,790 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,557 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,531 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,583 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,511 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,268 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,882 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,440 |
| Largest Countries By Category | 0 | - | 4.97 | 158,685 |
| Countries by Countries | 0 | - | 4.96 | 63,527 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,129 |
| 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 | 99,291 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,997 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,557,488 |
| 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 | 114,987 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,564 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,359 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,065 |
| Island Countries | 0 | - | 4.99 | 712,133 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,053,470 |
| Northernmost Countries | 0 | - | 4.99 | 363,487 |
| Countries of South America | 0 | - | 5.00 | 931,121 |
| Countries of Oceania | 0 | - | 5.00 | 1,061,492 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,885,884 |
| "Land" Countries | 0 | - | 4.98 | 338,097 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,391,072 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 87,547 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 185,471 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 185,312 |
| Name a Valid Country Flag | 0 | - | 4.70 | 76,810 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 525,468 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 339,332 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,727,954 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,858 |
| Countries with Megacities | 0 | - | 4.99 | 266,518 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,566 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,950 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,860 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,058 |
| Countries by Official Language | 0 | - | 4.95 | 195,803 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,355 |
| Countries in their Native Language | 0 | - | 4.99 | 199,583 |
| Independence from Whom | 0 | - | 4.99 | 212,815 |
| Subdivisions by Country | 0 | - | 4.87 | 50,573 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,264 |
| Megadiverse Countries | 0 | - | 4.96 | 135,207 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,787 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,487 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,392 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,194 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,466 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,777 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,960 |
| 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 | 78,268 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,322 |
| 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 | 75,522 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,644 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,079 |
| World Map Quiz | 0 | - | 4.81 | 65,490 |
