| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,017 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,160 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,867 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,953 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,457 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,942 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,240 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 146,945 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,200 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,145 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,074 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,080 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,051 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,121 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,922 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,540 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,972 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,977 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,374 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,889 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,238 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,449 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,528 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,468 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,955 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,590 |
| World Coats of Arms | 0 | - | 4.99 | 64,902 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,707 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,149 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,845 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,151 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,667 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,367 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,435 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 47,064 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,639 |
| 20 Random Country Flags | 0 | - | 4.99 | 616,759 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,733,469 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,117 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,445 |
| Landlocked Countries | 0 | - | 4.99 | 423,833 |
| Merged Countries #2 | 0 | - | 4.96 | 99,707 |
| Merged Countries #6 | 0 | - | 4.90 | 73,665 |
| Merged Countries #7 | 0 | - | 4.93 | 83,014 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,558 |
| Pixelated World Map | 0 | - | 5.00 | 143,873 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 908,868 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,906 |
| Every Country Shape | 0 | - | 5.00 | 469,332 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,792,187 |
| Flags of North and South America | 0 | - | 4.99 | 375,691 |
| Former Flags | 0 | - | 4.97 | 108,268 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,354 |
| Himalayan Countries | 0 | - | 4.94 | 139,530 |
| Andean Countries | 0 | - | 4.94 | 85,064 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,247 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,457 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,806 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,117 |
| Danube Countries | 0 | - | 4.97 | 72,209 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,308 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,624 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,711 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,216 |
| European Landlocked Countries | 0 | - | 4.99 | 147,378 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,982 |
| Countries with the Most Species | 0 | - | 4.99 | 103,422 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,113 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,681 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,793 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,697 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,439 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,851 |
| Countries in the Alps | 0 | - | 4.87 | 118,494 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,080 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,456 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,813 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,813 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,749 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,098 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,923 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,674 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,299 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,018 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,762 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,632 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,389 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,639 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,721 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,380 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,475 |
| Countries that Host the Most Refugees | 0 | - | 4.97 | 65,240 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,364 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,924 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,659 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,381 |
| Largest Countries By Category | 0 | - | 4.97 | 158,548 |
| Countries by Countries | 0 | - | 4.96 | 63,443 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,012 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,348 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,906 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,630 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,258 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,104 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,565 |
| Island Countries | 0 | - | 4.99 | 711,770 |
| Similar Flags #1 | 0 | - | 4.75 | 130,516 |
| Similar Flags #2 | 0 | - | 4.74 | 137,826 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,459 |
| Northernmost Countries | 0 | - | 4.99 | 363,083 |
| Countries of South America | 0 | - | 5.00 | 929,987 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,272 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,883,404 |
| "Land" Countries | 0 | - | 4.98 | 337,887 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,107 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,991 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,790 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,208 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,062 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,388,544 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,297 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,808 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,393 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,871 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 39,288 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 33,410 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,916 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,928 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,587 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,718 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,983 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,494 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,201 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,598 |
| All Country Flags of the World | 0 | - | 5.00 | 3,697,183 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,448 |
| Countries with Megacities | 0 | - | 4.99 | 265,880 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,239 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,753 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,500 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,852 |
| Countries by Official Language | 0 | - | 4.95 | 195,644 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,095 |
| Countries in their Native Language | 0 | - | 4.99 | 199,421 |
| Independence from Whom | 0 | - | 4.99 | 212,569 |
| Subdivisions by Country | 0 | - | 4.87 | 50,534 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,075 |
| Megadiverse Countries | 0 | - | 4.96 | 135,156 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,440 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,463 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,343 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,163 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,375 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,700 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,742 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,471 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,748 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,207 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,095 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,251 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,332 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,062 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,476 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,602 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,837 |
| World Map Quiz | 0 | - | 4.81 | 65,381 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,280 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,995 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,666 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,913 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,347 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,985 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,532 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,439 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,665 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,682 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,338 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,965 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,197 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,320 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,536 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,586 |
| Tallest Countries North to South | 0 | - | 4.85 | 129,016 |
| Widest Countries East to West | 0 | - | 4.92 | 130,197 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,530 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,024 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,439 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,932 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,807 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,084 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,447 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,853 |
| Countries with Double Letters | 0 | - | 4.96 | 96,686 |
| Countries that End in N | 0 | - | 4.95 | 171,567 |
| Countries with Five Letters | 0 | - | 4.96 | 283,217 |
| Countries with Six Letters | 0 | - | 4.94 | 214,027 |
| Countries with W | 0 | - | 4.96 | 160,644 |
| Countries with Z | 0 | - | 4.98 | 291,971 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,012 |
| Countries That End in U | 0 | - | 4.95 | 121,025 |
