| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,942 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,163 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,649 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,419 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,522 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 146,194 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,361 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,666 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,616 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,573 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,615 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,714 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,493 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,151 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,585 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,754 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,158 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,501 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,838 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,044 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,144 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,978 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,498 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,974 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,516 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,345 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,931 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,650 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,856 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,988 |
| 20 Random Country Flags | 0 | - | 4.99 | 613,159 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,787 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,211 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,192 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,972 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,882 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,392 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,245,197 |
| Flags of Asia Quiz | 0 | - | 4.99 | 614,091 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,586 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 907,421 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 416,980 |
| Every Country Shape | 0 | - | 5.00 | 466,039 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,819 |
| Flags of North and South America | 0 | - | 4.99 | 373,441 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,498 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.87 | 53,473 |
| Former Flags | 0 | - | 4.97 | 107,806 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,486 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,432 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,410 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,395 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,112 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,684 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,287 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 37,043 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,547 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,582 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,223 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,386 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,717 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,237 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,928 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,292 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,323 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,951 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 77,795 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,610 |
| Country Shapes Slideshow | 0 | - | 4.84 | 39,558 |
| A Square of Merged Countries #2 | 0 | - | 4.97 | 41,577 |
| Flags of Oceania | 0 | - | 5.00 | 259,683 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,427 |
| Countries by Road Signs | 0 | - | 4.98 | 53,873 |
| Similar Flags #1 | 0 | - | 4.75 | 130,116 |
| Similar Flags #2 | 0 | - | 4.74 | 137,404 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,519 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,229 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,473 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,505 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,621 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,140 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,638 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 31,263 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,329,624 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,493 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.93 | 126,559 |
| One Border Countries - Shape Quiz | 0 | - | 4.85 | 64,911 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,401 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,227 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 42,040 |
| Merged Countries #2 | 0 | - | 4.96 | 99,122 |
| Merged Countries #6 | 0 | - | 4.90 | 73,328 |
| Merged Countries #7 | 0 | - | 4.93 | 82,671 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,493,764 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,549,927 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,941 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,746 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,988 |
| Pixelated World Map | 0 | - | 5.00 | 143,462 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,797 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,521 |
| World Coats of Arms | 0 | - | 4.99 | 64,590 |
| Random Country Shape to Country | 0 | - | 4.90 | 113,700 |
| Landlocked Countries | 0 | - | 4.99 | 420,920 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 86,671 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 573,563 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 184,333 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 184,599 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,770,551 |
| Country Picture Puzzle Game #2 | 0 | - | 4.54 | 55,399 |
| Country Picture Puzzle Game #3 | 0 | - | 4.44 | 42,200 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 522,597 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 337,587 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,719,985 |
| Name a Valid Country Flag | 0 | - | 4.69 | 75,796 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,643 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,175 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,525 |
| Island Countries | 0 | - | 4.99 | 710,592 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,959 |
| Himalayan Countries | 0 | - | 4.95 | 138,263 |
| Andean Countries | 0 | - | 4.95 | 84,350 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,576 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,476 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,195 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,614 |
| Danube Countries | 0 | - | 4.97 | 71,883 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,856 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,282 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,074 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,538 |
| European Landlocked Countries | 0 | - | 4.99 | 147,015 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,446 |
| Countries with the Most Species | 0 | - | 4.99 | 103,134 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,585 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,529 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,672 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,465 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,144 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,547 |
| Countries in the Alps | 0 | - | 4.87 | 118,023 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,172 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,808 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,570 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,498 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,367 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,865 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,526 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,385 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,102 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,732 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,581 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,438 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,105 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,376 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,403 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,641 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,206 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,718 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,870 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,399 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,790 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,138 |
| Largest Countries By Category | 0 | - | 4.97 | 157,998 |
| Countries by Countries | 0 | - | 4.96 | 63,068 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,380,836 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,523 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,232 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,526 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,195 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,861 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,554 |
| Every American Country by Shape | 0 | - | 4.79 | 37,263 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 126,394 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,440 |
| Northernmost Countries | 0 | - | 4.99 | 361,444 |
| Countries of South America | 0 | - | 5.00 | 925,685 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,814 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,873,358 |
| "Land" Countries | 0 | - | 4.98 | 336,930 |
| Cross Flags of Europe | 0 | - | 4.43 | 299,032 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,300 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,649 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,514 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,655 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,790 |
| Random Sequential Countries on the World Map - Hard Version | 0 | - | 5.00 | 75,734 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,391 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,490 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,603 |
| Countries with Megacities | 0 | - | 4.99 | 263,768 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,451 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,315 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,716 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,359 |
| Countries by Official Language | 0 | - | 4.95 | 195,023 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,080 |
| Countries in their Native Language | 0 | - | 4.99 | 198,530 |
| Independence from Whom | 0 | - | 4.99 | 211,824 |
| Subdivisions by Country | 0 | - | 4.86 | 50,381 |