| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,469 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,426 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,778 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,510 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,755 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,259 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,139 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,168 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,873 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,990 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,434 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,402 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,343 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,440 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,540 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,317 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 99,004 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,441 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,673 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,062 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,347 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,670 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,890 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,989 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,797 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,722 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,474 |
| World Coats of Arms | 0 | - | 4.99 | 64,436 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,401 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,906 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,384 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,931 |
| Countries by Picture #1 | 0 | - | 4.53 | 99,367 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,355 |
| 20 Random Country Flags | 0 | - | 4.99 | 611,455 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,396,918 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,660 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,093 |
| Landlocked Countries | 0 | - | 4.99 | 419,721 |
| Merged Countries #2 | 0 | - | 4.96 | 98,998 |
| Merged Countries #6 | 0 | - | 4.90 | 73,206 |
| Merged Countries #7 | 0 | - | 4.93 | 82,553 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,216 |
| Pixelated World Map | 0 | - | 5.00 | 143,299 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 906,802 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 416,545 |
| Every Country Shape | 0 | - | 5.00 | 464,670 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,762,120 |
| Countries by Picture #2 | 0 | - | 4.37 | 70,052 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,408 |
| Countries by Picture #6 | 0 | - | 4.15 | 36,108 |
| Flags of North and South America | 0 | - | 4.99 | 372,613 |
| Former Flags | 0 | - | 4.97 | 107,621 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,320 |
| Himalayan Countries | 0 | - | 4.95 | 137,760 |
| Andean Countries | 0 | - | 4.95 | 84,100 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,339 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,871 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,968 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,446 |
| Danube Countries | 0 | - | 4.97 | 71,740 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,665 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,141 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,805 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,881 |
| European Landlocked Countries | 0 | - | 4.99 | 146,864 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,242 |
| Countries with the Most Species | 0 | - | 4.99 | 103,007 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,401 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,458 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,621 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,372 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,045 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,440 |
| Countries in the Alps | 0 | - | 4.87 | 117,823 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,217 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,547 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,472 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,318 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,211 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,781 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,375 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,262 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,024 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,627 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,524 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,373 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,994 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,262 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,283 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,357 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,118 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,624 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,661 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,752 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,447 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,043 |
| Largest Countries By Category | 0 | - | 4.97 | 157,789 |
| Countries by Countries | 0 | - | 4.96 | 62,925 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,328 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,182 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,487 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,415 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,670 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,689 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,826 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,767 |
| Island Countries | 0 | - | 4.99 | 710,091 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,353 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,049 |
| Countries by Satellite Image #4 | 0 | - | 4.62 | 67,140 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,893 |
| Similar Flags #1 | 0 | - | 4.75 | 129,930 |
| Similar Flags #2 | 0 | - | 4.74 | 137,225 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,458 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,963 |
| Northernmost Countries | 0 | - | 4.99 | 360,870 |
| Countries of South America | 0 | - | 5.00 | 924,051 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,696 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,869,284 |
| "Land" Countries | 0 | - | 4.98 | 335,994 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,153 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,038 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,090 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,644 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,777 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,776 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,398 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,049 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 36,537 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,380 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,438 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,088 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,241 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,593 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,127 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,825 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,171 |
| All Country Flags of the World | 0 | - | 5.00 | 3,657,283 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,262 |
| Countries with Megacities | 0 | - | 4.99 | 262,442 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,093 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,117 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,396 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,168 |
| Countries by Official Language | 0 | - | 4.95 | 194,802 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,754 |
| Countries in their Native Language | 0 | - | 4.99 | 198,341 |
| Independence from Whom | 0 | - | 4.99 | 211,537 |
| Subdivisions by Country | 0 | - | 4.86 | 50,328 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,855 |
| Megadiverse Countries | 0 | - | 4.96 | 134,824 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,670 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,222 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,794 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,036 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,815 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,433 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,090 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,895 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,531 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,019 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,179 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,762 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,039 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,828 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,206 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,374 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,427 |
| World Map Quiz | 0 | - | 4.81 | 64,733 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,981 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,368 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,063 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,318 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,349 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,483 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,119 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,042 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 30,765 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,660 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,018 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,750 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,585 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,620 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,768 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,905 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,317 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,356 |
| Widest Countries East to West | 0 | - | 4.92 | 129,444 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,405 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,060 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,030 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,582 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,321 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,636 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,278 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,742 |
| Countries with Double Letters | 0 | - | 4.97 | 95,249 |
| Countries that End in N | 0 | - | 4.95 | 170,253 |
| Countries with Five Letters | 0 | - | 4.96 | 280,987 |
