| 20 Random Country Flags | 0 | - | 4.99 | 611,007 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,400 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,659 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,168 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,101 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,084 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,788 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,879 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,383 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,355 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,266 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,381 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,486 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,246 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,950 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,402 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,649 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,031 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,312 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,617 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,839 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,934 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,734 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,381 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,886 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,344 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,098 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,704 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,362 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,906 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,305,159 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,622 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,058 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,174 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,050 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,090 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,337 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 906,581 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 416,417 |
| Every Country Shape | 0 | - | 5.00 | 464,183 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,546,740 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,851 |
| Flags of North and South America | 0 | - | 4.99 | 372,284 |
| Former Flags | 0 | - | 4.97 | 107,553 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,336 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,318 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,937 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,014 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,680 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,318 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,959 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 36,367 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,314 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,358 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,022 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,189 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,547 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,073 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,770 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,126 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 77,625 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,437 |
| Random Country Shape to Country | 0 | - | 4.90 | 112,929 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,615 |
| Flags of Oceania | 0 | - | 5.00 | 258,439 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,038 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 86,325 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 521,686 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 183,795 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 184,243 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 336,798 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,995 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,727 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,624 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,199 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,716,687 |
| Similar Flags #1 | 0 | - | 4.75 | 129,851 |
| Similar Flags #2 | 0 | - | 4.74 | 137,149 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,299 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,010 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,247 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,273 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,418 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,974 |
| Countries by Road Signs | 0 | - | 4.98 | 53,685 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,357 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 30,562 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 126,124 |
| Name a Valid Country Flag | 0 | - | 4.68 | 75,549 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.93 | 126,330 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,384 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,808 |
| Random Sequential Countries on the World Map - Hard Version | 0 | - | 5.00 | 75,501 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,311 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,129 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,942 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.87 | 53,294 |
| Merged Countries #2 | 0 | - | 4.96 | 98,946 |
| Merged Countries #6 | 0 | - | 4.90 | 73,162 |
| Merged Countries #7 | 0 | - | 4.93 | 82,503 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,359,418 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,194 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,810 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 171,147 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,383 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,393 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,753 |
| Pixelated World Map | 0 | - | 5.00 | 143,215 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,683 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,456 |
| World Coats of Arms | 0 | - | 4.99 | 64,378 |
| Landlocked Countries | 0 | - | 4.99 | 419,296 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 568,920 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,759,036 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,302 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,695 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,302 |
| Island Countries | 0 | - | 4.99 | 709,908 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,142 |
| Himalayan Countries | 0 | - | 4.95 | 137,563 |
| Andean Countries | 0 | - | 4.95 | 84,013 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,279 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,753 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,896 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,396 |
| Danube Countries | 0 | - | 4.97 | 71,702 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,611 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,098 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,710 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,789 |
| European Landlocked Countries | 0 | - | 4.99 | 146,812 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,179 |
| Countries with the Most Species | 0 | - | 4.99 | 102,952 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,329 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,439 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,598 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,334 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,008 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,396 |
| Countries in the Alps | 0 | - | 4.87 | 117,747 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,178 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,438 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,444 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,038 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,143 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,744 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,324 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,220 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,986 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,585 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,506 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,355 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,961 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,218 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,242 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,257 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,089 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,589 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,589 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,538 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,314 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,016 |
| Largest Countries By Category | 0 | - | 4.97 | 157,700 |
| Countries by Countries | 0 | - | 4.96 | 62,873 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,497 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,259 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,172 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,479 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,650 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,687 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,365 |
| Every American Country by Shape | 0 | - | 4.79 | 37,221 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,446 |
| Northernmost Countries | 0 | - | 4.99 | 360,637 |
| Countries of South America | 0 | - | 5.00 | 923,395 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,743 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,867,503 |
| "Land" Countries | 0 | - | 4.98 | 335,884 |
| Africa Map with Random Merged Countries | 0 | - | 4.95 | 73,439 |
| Cross Flags of Europe | 0 | - | 4.43 | 298,523 |
| Pixelated Country Shapes #1 | 0 | - | 4.74 | 72,325 |
| Pixelated Country Shapes #2 | 0 | - | 4.75 | 67,581 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.94 | 94,690 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.89 | 72,704 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 71,653 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 69,623 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.97 | 61,732 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 58,819 |
| Country Flag-Shape Picture Quiz #8 | 0 | - | 4.98 | 57,071 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,652 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 158,110 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 83,570 |
| Flags of the Middle East | 0 | - | 4.69 | 62,580 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,821 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,859 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,131 |
| Countries with Megacities | 0 | - | 4.99 | 261,406 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,989 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,054 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,267 |