| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,243 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,644 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,953 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,275 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,811 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,874 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,712 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,447 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,466 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,148 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,137 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,979 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,169 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,277 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,029 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,739 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,206 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,522 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,925 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,094 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,400 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,610 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,719 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,577 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,397 |
| World Coats of Arms | 0 | - | 4.99 | 64,185 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,264 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,804 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,160 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,497 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,845 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,221 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,889 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,807 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,373 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,789 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,211,227 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,413 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,932 |
| Landlocked Countries | 0 | - | 4.99 | 417,255 |
| Merged Countries #2 | 0 | - | 4.96 | 98,785 |
| Merged Countries #6 | 0 | - | 4.90 | 73,016 |
| Merged Countries #7 | 0 | - | 4.93 | 82,280 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,524 |
| Pixelated World Map | 0 | - | 5.00 | 142,961 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,778 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,895 |
| Every Country Shape | 0 | - | 5.00 | 462,393 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,745,186 |
| Flags of North and South America | 0 | - | 4.99 | 370,746 |
| Former Flags | 0 | - | 4.97 | 107,268 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,213 |
| Himalayan Countries | 0 | - | 4.95 | 136,759 |
| Andean Countries | 0 | - | 4.95 | 83,602 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,863 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,165 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,527 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,123 |
| Danube Countries | 0 | - | 4.97 | 71,487 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,301 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,902 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,297 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,295 |
| European Landlocked Countries | 0 | - | 4.99 | 146,195 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,876 |
| Countries with the Most Species | 0 | - | 4.99 | 102,375 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,003 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,355 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,535 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,204 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,856 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,234 |
| Countries in the Alps | 0 | - | 4.86 | 117,432 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,963 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,040 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,305 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,803 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,900 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,322 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,071 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,042 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,860 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,393 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,397 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,240 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,789 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,051 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,063 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,839 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,941 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,467 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,307 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,362 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,747 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,874 |
| Largest Countries By Category | 0 | - | 4.97 | 157,355 |
| Countries by Countries | 0 | - | 4.96 | 62,667 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,951 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,109 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,422 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,144 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,345 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,538 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,090 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,211 |
| Island Countries | 0 | - | 4.99 | 709,090 |
| Similar Flags #1 | 0 | - | 4.74 | 129,588 |
| Similar Flags #2 | 0 | - | 4.74 | 136,875 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,109 |
| Northernmost Countries | 0 | - | 4.99 | 359,712 |
| Countries of South America | 0 | - | 5.00 | 920,519 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,089 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,860,865 |
| "Land" Countries | 0 | - | 4.98 | 335,172 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,691 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,161 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,870 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,505 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,676 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,017 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,477 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,287 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,977 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,635 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,663 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,817 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,070 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,722 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,712 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,327 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,880 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,381 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,959 |
| All Country Flags of the World | 0 | - | 5.00 | 3,635,427 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,485 |
| Countries with Megacities | 0 | - | 4.99 | 249,414 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,337 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,667 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,665 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,637 |
| Countries by Official Language | 0 | - | 4.95 | 194,236 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,053 |
| Countries in their Native Language | 0 | - | 4.99 | 197,836 |
| Independence from Whom | 0 | - | 4.99 | 210,971 |
| Subdivisions by Country | 0 | - | 4.86 | 50,223 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,446 |
| Megadiverse Countries | 0 | - | 4.96 | 134,602 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,997 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,108 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,660 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,964 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,515 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,273 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,700 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,595 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,407 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,821 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,471 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,617 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,713 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,685 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,893 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,249 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,746 |
| World Map Quiz | 0 | - | 4.81 | 64,223 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,708 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,082 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,750 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,015 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,046 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,200 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,771 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,846 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,788 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,183 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,738 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,473 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,884 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,345 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,522 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,684 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,179 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,110 |
| Widest Countries East to West | 0 | - | 4.92 | 129,218 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,342 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,737 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,946 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,996 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,045 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,417 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,156 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,691 |
| Countries with Double Letters | 0 | - | 4.96 | 94,561 |
| Countries that End in N | 0 | - | 4.95 | 168,631 |
| Countries with Five Letters | 0 | - | 4.96 | 272,631 |
| Countries with Six Letters | 0 | - | 4.93 | 211,818 |
| Countries with W | 0 | - | 4.97 | 159,148 |
| Countries with Z | 0 | - | 4.98 | 289,238 |
| Countries with Letters Missing | 0 | - | 4.97 | 185,343 |
| Countries That End in U | 0 | - | 4.95 | 120,191 |