| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,186 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,193 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,733 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,100 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,483 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,196 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,303 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,246 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,240 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,187 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,270 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,056 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,665 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,080 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,051 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,448 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,005 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,351 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,583 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,666 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,613 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,764 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,204 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,957 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,928 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,416 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,197 |
| 20 Random Country Flags | 0 | - | 4.99 | 618,150 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,196 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,532 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,256,140 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,348 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,892 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 909,424 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,248 |
| Every Country Shape | 0 | - | 5.00 | 470,374 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,747 |
| Flags of North and South America | 0 | - | 4.99 | 376,454 |
| Former Flags | 0 | - | 4.97 | 108,456 |
| Countries by Road Signs | 0 | - | 4.98 | 54,298 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,866 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,723 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,479 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,282 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,437 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 297,139 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,620 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 165,081 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 39,706 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 33,912 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 105,070 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 112,058 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,910 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,866 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,086 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,598 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,327 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,713 |
| A Square of Merged Countries #1 | 0 | - | 4.89 | 60,031 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,782 |
| Flags of Oceania | 0 | - | 5.00 | 262,321 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,438 |
| Similar Flags #1 | 0 | - | 4.75 | 130,682 |
| Similar Flags #2 | 0 | - | 4.74 | 137,984 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,823,455 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,121 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,793 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,041 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,485 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,090 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,507 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,610 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,544 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,483 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,824 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,245 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,386,111 |
| Landlocked Countries | 0 | - | 4.99 | 424,972 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,874 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,198 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,838 |
| One Border Countries - Shape Quiz | 0 | - | 4.85 | 65,172 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,650 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,452 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.87 | 42,278 |
| Merged Countries #2 | 0 | - | 4.96 | 99,829 |
| Merged Countries #4 | 0 | - | 4.81 | 94,068 |
| Merged Countries #6 | 0 | - | 4.90 | 73,763 |
| Merged Countries #7 | 0 | - | 4.93 | 83,098 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,735 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,122 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,225 |
| Pixelated World Map | 0 | - | 5.00 | 144,013 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,023 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,620 |
| World Coats of Arms | 0 | - | 4.99 | 65,061 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,799,519 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,867 |
| Himalayan Countries | 0 | - | 4.93 | 139,941 |
| Andean Countries | 0 | - | 4.94 | 85,277 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,434 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,783 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,012 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,302 |
| Danube Countries | 0 | - | 4.97 | 72,309 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,470 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,750 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,959 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,451 |
| European Landlocked Countries | 0 | - | 4.99 | 147,514 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,172 |
| Countries with the Most Species | 0 | - | 4.99 | 103,515 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,302 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,735 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,847 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,781 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,513 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,946 |
| Countries in the Alps | 0 | - | 4.87 | 118,668 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,450 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,711 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,909 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,950 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,868 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,181 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,306 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,802 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,365 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,104 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,812 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,687 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,486 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,725 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,822 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,639 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,550 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,667 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,558 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,393 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,964 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,466 |
| Largest Countries By Category | 0 | - | 4.97 | 158,741 |
| Countries by Countries | 0 | - | 4.96 | 63,565 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,170 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,377 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,653 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,333 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,032 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,558,093 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,644 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 72,325 |
| Random Country Shape to Country | 0 | - | 4.90 | 115,072 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,848 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,463 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,277 |
| Island Countries | 0 | - | 4.99 | 712,274 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,053,889 |
| Northernmost Countries | 0 | - | 4.99 | 363,655 |
| Countries of South America | 0 | - | 5.00 | 931,615 |
| Countries of Oceania | 0 | - | 5.00 | 1,062,024 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,886,874 |
| "Land" Countries | 0 | - | 4.98 | 338,219 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,391,977 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 87,600 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 185,547 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 185,412 |
| Name a Valid Country Flag | 0 | - | 4.70 | 76,901 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 525,732 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 339,477 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,728,638 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,960 |
| Countries with Megacities | 0 | - | 4.99 | 266,729 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,654 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,000 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,967 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,126 |
| Countries by Official Language | 0 | - | 4.95 | 195,867 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,456 |
| Countries in their Native Language | 0 | - | 4.99 | 199,631 |
| Independence from Whom | 0 | - | 4.99 | 212,899 |
| Subdivisions by Country | 0 | - | 4.87 | 50,588 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,326 |
| Megadiverse Countries | 0 | - | 4.96 | 135,225 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,839 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,501 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,412 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,203 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,506 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,801 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,020 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,535 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,791 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,237 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,361 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,337 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,405 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,119 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,549 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,663 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,164 |