| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,598 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,047 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,177 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,990 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,053 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,559 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,009 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,328 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,034 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,312 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,199 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,127 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,142 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,109 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,174 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,960 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,583 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,014 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,996 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,402 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,933 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,288 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,500 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,585 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,532 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,977 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,603 |
| World Coats of Arms | 0 | - | 4.99 | 64,961 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,727 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,168 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,884 |
| Countries by Road Signs | 0 | - | 4.98 | 54,236 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,171 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,200 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,007 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,143 |
| 20 Random Country Flags | 0 | - | 4.99 | 617,246 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,142 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,466 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,764,511 |
| Merged Countries #2 | 0 | - | 4.96 | 99,766 |
| Merged Countries #6 | 0 | - | 4.90 | 73,702 |
| Merged Countries #7 | 0 | - | 4.93 | 83,042 |
| Landlocked Countries | 0 | - | 4.99 | 424,233 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,675 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 909,059 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,025 |
| Every Country Shape | 0 | - | 5.00 | 469,773 |
| Flags of North and South America | 0 | - | 4.99 | 375,974 |
| Pixelated World Map | 0 | - | 5.00 | 143,914 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,300 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,794,785 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,677 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,755 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,283 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,635 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,193 |
| Former Flags | 0 | - | 4.97 | 108,325 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,846 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,518 |
| Himalayan Countries | 0 | - | 4.94 | 139,681 |
| Andean Countries | 0 | - | 4.94 | 85,139 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,318 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,564 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,892 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,172 |
| Danube Countries | 0 | - | 4.97 | 72,250 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,381 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,683 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,804 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,293 |
| European Landlocked Countries | 0 | - | 4.99 | 147,429 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,041 |
| Countries with the Most Species | 0 | - | 4.99 | 103,454 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,174 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,700 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,810 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,724 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,454 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,877 |
| Countries in the Alps | 0 | - | 4.87 | 118,540 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,223 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,556 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,843 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,853 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,776 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,116 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,317 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,136 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,964 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,706 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,328 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,042 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,780 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,645 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,425 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,666 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,688 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,393 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,452 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,080 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,750 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,449 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,500 |
| Similar Flags #1 | 0 | - | 4.75 | 130,570 |
| Similar Flags #2 | 0 | - | 4.74 | 137,873 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,454 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,664 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,450 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,104 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,778 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,411 |
| Largest Countries By Category | 0 | - | 4.97 | 158,602 |
| Countries by Countries | 0 | - | 4.96 | 63,483 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,343 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,052 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,359 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,637 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,246 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,958 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,901 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,473 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,940 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 39,448 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 33,587 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,953 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,961 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,633 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,769 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,012 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,526 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,233 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,646 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,773 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,233 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,788 |
| Island Countries | 0 | - | 4.99 | 711,972 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,390,123 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,990 |
| Northernmost Countries | 0 | - | 4.99 | 363,305 |
| Countries of South America | 0 | - | 5.00 | 930,548 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,954 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,884,738 |
| "Land" Countries | 0 | - | 4.98 | 338,000 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,726,988 |
| All Country Flags of the World | 0 | - | 5.00 | 3,701,005 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,036 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,705 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,956 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,390 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,022 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,460 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,376,821 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,134 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,901 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,923 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,713 |
| Countries with Megacities | 0 | - | 4.99 | 266,227 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,437 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,855 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,731 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,970 |
| Countries by Official Language | 0 | - | 4.95 | 195,740 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,249 |
| Countries in their Native Language | 0 | - | 4.99 | 199,509 |
| Independence from Whom | 0 | - | 4.99 | 212,693 |
| Subdivisions by Country | 0 | - | 4.87 | 50,552 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,172 |
| Megadiverse Countries | 0 | - | 4.96 | 135,180 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,732 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,474 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,369 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,177 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,415 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,734 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,854 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,494 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,769 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,218 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,148 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,295 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,361 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,078 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,500 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,616 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,954 |
| World Map Quiz | 0 | - | 4.81 | 65,413 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,496 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,558 |
| Countries by Founding Story | 0 | - | 4.95 | 77,637 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,937 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,922 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,411 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,165 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,266 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,385 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,584 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,612 |
| Tallest Countries North to South | 0 | - | 4.86 | 129,907 |
| Widest Countries East to West | 0 | - | 4.92 | 130,289 |
