| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,251 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,889 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,077 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,287 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,464 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,004 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,609 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,818 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 146,502 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,702 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,864 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,795 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,801 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,799 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,904 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,690 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,327 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,760 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,844 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,249 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,676 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,020 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,223 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,312 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,192 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,881 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,555 |
| World Coats of Arms | 0 | - | 4.99 | 64,756 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,589 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,040 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,658 |
| Countries by Road Signs | 0 | - | 4.98 | 54,054 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 31,070 |
| Countries by Picture #1 | 0 | - | 4.51 | 118,644 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,912 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,021 |
| 20 Random Country Flags | 0 | - | 4.99 | 614,968 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,949 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,324 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,616,223 |
| Merged Countries #2 | 0 | - | 4.96 | 99,282 |
| Merged Countries #6 | 0 | - | 4.90 | 73,500 |
| Merged Countries #7 | 0 | - | 4.93 | 82,841 |
| Landlocked Countries | 0 | - | 4.99 | 422,403 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,078 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 908,190 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,462 |
| Every Country Shape | 0 | - | 5.00 | 467,833 |
| Flags of North and South America | 0 | - | 4.99 | 374,533 |
| Pixelated World Map | 0 | - | 5.00 | 143,677 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,781,830 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,090 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,675 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,154 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,568 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,128 |
| Former Flags | 0 | - | 4.97 | 108,010 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,565 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,730 |
| Himalayan Countries | 0 | - | 4.95 | 138,924 |
| Andean Countries | 0 | - | 4.93 | 84,738 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,941 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,006 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,552 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,889 |
| Danube Countries | 0 | - | 4.97 | 72,074 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,093 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,476 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,404 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,888 |
| European Landlocked Countries | 0 | - | 4.99 | 147,197 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,730 |
| Countries with the Most Species | 0 | - | 4.99 | 103,280 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,847 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,620 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,741 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,578 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,272 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,713 |
| Countries in the Alps | 0 | - | 4.87 | 118,279 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,387 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,124 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,695 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,639 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,565 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,985 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,853 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,750 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,724 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,547 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,204 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,898 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,681 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,553 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,263 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,519 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,574 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,276 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,349 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 47,009 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,574 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,005 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,350 |
| Similar Flags #1 | 0 | - | 4.75 | 130,316 |
| Similar Flags #2 | 0 | - | 4.74 | 137,607 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,285 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,592 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,149 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,152 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,251 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,269 |
| Largest Countries By Category | 0 | - | 4.97 | 158,292 |
| Countries by Countries | 0 | - | 4.96 | 63,289 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,084 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,749 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,304 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,577 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,065 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,715 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,502 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,067 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,607 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 38,733 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 32,753 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,745 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,771 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,429 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,551 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,858 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,378 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,066 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,437 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,915 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,629 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,605 |
| Island Countries | 0 | - | 4.99 | 711,189 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,384,727 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,392 |
| Northernmost Countries | 0 | - | 4.99 | 362,162 |
| Countries of South America | 0 | - | 5.00 | 927,965 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,703 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,878,630 |
| "Land" Countries | 0 | - | 4.98 | 337,458 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,723,036 |
| All Country Flags of the World | 0 | - | 5.00 | 3,682,740 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,749 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,442 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,678 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,748 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,792 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,288 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,350,747 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,852 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,865 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,131 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,014 |
| Countries with Megacities | 0 | - | 4.99 | 264,850 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,848 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,532 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,106 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,611 |
| Countries by Official Language | 0 | - | 4.95 | 195,329 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,496 |
| Countries in their Native Language | 0 | - | 4.99 | 199,127 |
| Independence from Whom | 0 | - | 4.99 | 212,199 |
| Subdivisions by Country | 0 | - | 4.87 | 50,447 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,804 |
| Megadiverse Countries | 0 | - | 4.96 | 135,054 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,177 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,381 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,260 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,122 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,187 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,618 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,530 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,059 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,681 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,160 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,755 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,913 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,229 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,988 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,375 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,514 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,308 |
| World Map Quiz | 0 | - | 4.81 | 65,149 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,495 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,390 |
| Countries by Founding Story | 0 | - | 4.95 | 77,411 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,170 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,326 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,033 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,322 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,935 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,052 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,331 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,469 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,604 |
| Widest Countries East to West | 0 | - | 4.92 | 129,691 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,466 |
