| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,458 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,459 |
| Flags with the Most Stars | 0 | - | 4.91 | 138,032 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,263 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,703 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,428 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,774 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,482 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,423 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,430 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,354 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,422 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,206 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,810 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,219 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,146 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,525 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,977 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,117 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,467 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,719 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,789 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,759 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,814 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,264 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,052 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,027 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,538 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,655 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,247 |
| 20 Random Country Flags | 0 | - | 4.99 | 619,675 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 130,718 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,675 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,626 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,945 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,325 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,636 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,259,495 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,053 |
| World Map without 12 Countries | 0 | - | 4.97 | 346,262 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 909,954 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,669 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,907 |
| Every Country Shape | 0 | - | 5.00 | 471,698 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.88 | 53,987 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,290 |
| Flags of North and South America | 0 | - | 4.99 | 377,441 |
| Former Flags | 0 | - | 4.97 | 108,682 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,955 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,813 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,786 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,533 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 297,552 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,925 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 165,317 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 40,122 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 34,424 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 105,196 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 112,179 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 123,020 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,975 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,165 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,677 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,414 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,829 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,708 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 72,395 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 78,277 |
| A Square of Merged Countries #1 | 0 | - | 4.89 | 60,131 |
| Country Shapes Slideshow | 0 | - | 4.79 | 39,868 |
| A Square of Merged Countries #2 | 0 | - | 4.98 | 41,994 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,915 |
| Flags of Oceania | 0 | - | 5.00 | 263,049 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,695 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 526,625 |
| Similar Flags #1 | 0 | - | 4.75 | 130,867 |
| Similar Flags #2 | 0 | - | 4.74 | 138,131 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,262 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,928 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,172 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,613 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,197 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,592 |
| Countries by Road Signs | 0 | - | 4.98 | 54,393 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,403,391 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,438 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,990 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,327 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 65,245 |
| Random Sequential Countries on the World Map - Hard Version | 0 | - | 5.00 | 76,552 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,707 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,516 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.87 | 42,327 |
| Merged Countries #2 | 0 | - | 4.96 | 99,914 |
| Merged Countries #4 | 0 | - | 4.81 | 94,156 |
| Merged Countries #6 | 0 | - | 4.90 | 73,849 |
| Merged Countries #7 | 0 | - | 4.93 | 83,182 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,747 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,920,614 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,560,401 |
| Random Country Shape to Country | 0 | - | 4.90 | 115,615 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,815 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,938 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,222 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,299 |
| Pixelated World Map | 0 | - | 5.00 | 144,159 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,091 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,661 |
| World Coats of Arms | 0 | - | 4.99 | 65,237 |
| Landlocked Countries | 0 | - | 4.99 | 426,558 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 87,765 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 590,077 |
| Country Picture Puzzle Game #2 | 0 | - | 4.54 | 55,603 |
| Country Picture Puzzle Game #3 | 0 | - | 4.45 | 42,352 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 185,948 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 185,676 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 339,992 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,807,914 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,730,760 |
| Name a Valid Country Flag | 0 | - | 4.70 | 77,060 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 127,549 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,972 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,855 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,001 |
| Island Countries | 0 | - | 4.99 | 712,761 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,549 |
| Himalayan Countries | 0 | - | 4.93 | 140,485 |
| Andean Countries | 0 | - | 4.94 | 85,620 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,752 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,220 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,317 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,551 |
| Danube Countries | 0 | - | 4.97 | 72,471 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,684 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,902 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,268 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,738 |
| European Landlocked Countries | 0 | - | 4.99 | 147,671 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,400 |
| Countries with the Most Species | 0 | - | 4.99 | 103,605 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,510 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,791 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,913 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,876 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,616 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,072 |
| Countries in the Alps | 0 | - | 4.87 | 118,858 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,795 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,995 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,011 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,091 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,040 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,323 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,471 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,925 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,464 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,238 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,916 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,782 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,613 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,850 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,951 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,995 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,659 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,592 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,052 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,144 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,753 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,955 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,310 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,554 |
| Largest Countries By Category | 0 | - | 4.97 | 158,951 |
| Countries by Countries | 0 | - | 4.97 | 63,711 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,395,283 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,333 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,426 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,689 |
| All Countries by Population With a Map | 0 | - | 4.98 | 111,174 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,471 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,154 |
| Every American Country by Shape | 0 | - | 4.79 | 37,369 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,381 |
| Northernmost Countries | 0 | - | 4.99 | 364,289 |
| Countries of South America | 0 | - | 5.00 | 933,414 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,408 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,891,004 |
| "Land" Countries | 0 | - | 4.98 | 338,545 |
| Cross Flags of Europe | 0 | - | 4.43 | 300,656 |
| Pixelated Country Shapes #1 | 0 | - | 4.75 | 72,480 |
| Pixelated Country Shapes #2 | 0 | - | 4.75 | 67,744 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.94 | 95,451 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.90 | 73,313 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 72,175 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 70,177 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.97 | 62,193 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 59,282 |
| Country Flag-Shape Picture Quiz #8 | 0 | - | 4.98 | 57,557 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 159,643 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 84,347 |
| Flags of the Middle East | 0 | - | 4.69 | 62,839 |
