| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,411 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,401 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,761 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,431 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,684 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,187 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,110 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,111 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,807 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,905 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,395 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,369 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,289 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,392 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,499 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,264 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,967 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,412 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,661 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,041 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,325 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,633 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,853 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,949 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,755 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,698 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,463 |
| World Coats of Arms | 0 | - | 4.99 | 64,394 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,385 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,890 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,356 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,912 |
| Countries by Picture #1 | 0 | - | 4.53 | 99,347 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,337 |
| 20 Random Country Flags | 0 | - | 4.99 | 611,143 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,371,940 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,633 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,071 |
| Landlocked Countries | 0 | - | 4.99 | 419,454 |
| Merged Countries #2 | 0 | - | 4.96 | 98,963 |
| Merged Countries #6 | 0 | - | 4.90 | 73,175 |
| Merged Countries #7 | 0 | - | 4.93 | 82,518 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,137 |
| Pixelated World Map | 0 | - | 5.00 | 143,241 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 906,650 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 416,458 |
| Every Country Shape | 0 | - | 5.00 | 464,316 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,760,031 |
| Countries by Picture #2 | 0 | - | 4.37 | 70,031 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,394 |
| Countries by Picture #6 | 0 | - | 4.15 | 36,097 |
| Flags of North and South America | 0 | - | 4.99 | 372,392 |
| Former Flags | 0 | - | 4.97 | 107,578 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,206 |
| Himalayan Countries | 0 | - | 4.95 | 137,646 |
| Andean Countries | 0 | - | 4.95 | 84,050 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,299 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,793 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,916 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,413 |
| Danube Countries | 0 | - | 4.97 | 71,719 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,636 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,112 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,739 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,816 |
| European Landlocked Countries | 0 | - | 4.99 | 146,831 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,204 |
| Countries with the Most Species | 0 | - | 4.99 | 102,978 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,353 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,442 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,608 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,346 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,019 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,412 |
| Countries in the Alps | 0 | - | 4.87 | 117,767 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,194 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,475 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,453 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,052 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,159 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,752 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,345 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,241 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,002 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,598 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,512 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,362 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,970 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,236 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,253 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,282 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,096 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,598 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,617 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,600 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,358 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,026 |
| Largest Countries By Category | 0 | - | 4.97 | 157,734 |
| Countries by Countries | 0 | - | 4.96 | 62,892 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,282 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,173 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,480 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,380 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,634 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,438 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,744 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,388 |
| Island Countries | 0 | - | 4.99 | 709,986 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,336 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,023 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,124 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,884 |
| Similar Flags #1 | 0 | - | 4.75 | 129,877 |
| Similar Flags #2 | 0 | - | 4.74 | 137,172 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,443 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,618 |
| Northernmost Countries | 0 | - | 4.99 | 360,722 |
| Countries of South America | 0 | - | 5.00 | 923,645 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,049 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,868,178 |
| "Land" Countries | 0 | - | 4.98 | 335,917 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,123 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,970 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,048 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,893 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,728 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,710 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,341 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,986 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 36,408 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,330 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,380 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,041 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,200 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,557 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,087 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,788 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,144 |
| All Country Flags of the World | 0 | - | 5.00 | 3,654,111 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,165 |
| Countries with Megacities | 0 | - | 4.99 | 261,856 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,033 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,073 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,321 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,111 |
| Countries by Official Language | 0 | - | 4.95 | 194,743 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,670 |
| Countries in their Native Language | 0 | - | 4.99 | 198,281 |
| Independence from Whom | 0 | - | 4.99 | 211,449 |
| Subdivisions by Country | 0 | - | 4.86 | 50,306 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,801 |
| Megadiverse Countries | 0 | - | 4.96 | 134,804 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,619 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,208 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,778 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,030 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,765 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,415 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,047 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,870 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,514 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,006 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,107 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,745 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,022 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,808 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,182 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,355 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,339 |
| World Map Quiz | 0 | - | 4.81 | 64,680 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,843 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,328 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,032 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,272 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,297 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,436 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,082 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,990 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 30,628 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,619 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,995 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,715 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,491 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,586 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,729 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,874 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,300 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,331 |
| Widest Countries East to West | 0 | - | 4.92 | 129,418 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,397 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,011 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,012 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,559 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,284 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,605 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,257 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,736 |
| Countries with Double Letters | 0 | - | 4.97 | 95,170 |
| Countries that End in N | 0 | - | 4.95 | 170,159 |
| Countries with Five Letters | 0 | - | 4.96 | 280,763 |
