| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,183 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,604 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,811 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,152 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,662 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,784 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,555 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,305 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,296 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,064 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,049 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,875 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,098 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,190 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,959 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,648 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,138 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,478 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,867 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,022 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,337 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,526 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,663 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,533 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,375 |
| World Coats of Arms | 0 | - | 4.99 | 64,130 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,223 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,770 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,090 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,398 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,823 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,188 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 66,989 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,785 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,342 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,091 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,158,374 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,339 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,880 |
| Landlocked Countries | 0 | - | 4.99 | 416,591 |
| Merged Countries #2 | 0 | - | 4.96 | 98,712 |
| Merged Countries #6 | 0 | - | 4.90 | 72,954 |
| Merged Countries #7 | 0 | - | 4.93 | 82,217 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,319 |
| Pixelated World Map | 0 | - | 5.00 | 142,869 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,500 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,708 |
| Every Country Shape | 0 | - | 5.00 | 461,696 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,740,216 |
| Flags of North and South America | 0 | - | 4.99 | 370,097 |
| Former Flags | 0 | - | 4.97 | 107,166 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,898 |
| Himalayan Countries | 0 | - | 4.95 | 136,474 |
| Andean Countries | 0 | - | 4.95 | 83,477 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,732 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,976 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,409 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,014 |
| Danube Countries | 0 | - | 4.97 | 71,416 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,201 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,842 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,142 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,103 |
| European Landlocked Countries | 0 | - | 4.99 | 146,125 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,754 |
| Countries with the Most Species | 0 | - | 4.99 | 101,413 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,890 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,328 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,506 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,154 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,802 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,182 |
| Countries in the Alps | 0 | - | 4.86 | 117,312 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,894 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,878 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,249 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,737 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,813 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,251 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,975 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,990 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,797 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,324 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,361 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,203 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,723 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,988 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,000 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,697 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,889 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,428 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,232 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,970 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,553 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,823 |
| Largest Countries By Category | 0 | - | 4.97 | 157,248 |
| Countries by Countries | 0 | - | 4.96 | 62,589 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,867 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,078 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,409 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,078 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,249 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,773 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,804 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,730 |
| Island Countries | 0 | - | 4.99 | 708,785 |
| Similar Flags #1 | 0 | - | 4.74 | 129,491 |
| Similar Flags #2 | 0 | - | 4.74 | 136,779 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,270 |
| Northernmost Countries | 0 | - | 4.99 | 359,338 |
| Countries of South America | 0 | - | 5.00 | 919,589 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,565 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,858,550 |
| "Land" Countries | 0 | - | 4.98 | 334,583 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,629 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,125 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,794 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,350 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,560 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,288 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,413 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,155 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,865 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,475 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,408 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,704 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,989 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,644 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,627 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,277 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,828 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,333 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,898 |
| All Country Flags of the World | 0 | - | 5.00 | 3,629,448 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,257 |
| Countries with Megacities | 0 | - | 4.99 | 248,897 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,110 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,537 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,466 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,488 |
| Countries by Official Language | 0 | - | 4.95 | 193,994 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,508 |
| Countries in their Native Language | 0 | - | 4.99 | 197,619 |
| Independence from Whom | 0 | - | 4.99 | 210,791 |
| Subdivisions by Country | 0 | - | 4.86 | 50,193 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,314 |
| Megadiverse Countries | 0 | - | 4.96 | 134,534 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,816 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,073 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,623 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,948 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,432 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,209 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,571 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,541 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,368 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,805 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,150 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,578 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,682 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,636 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,853 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,198 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,542 |
| World Map Quiz | 0 | - | 4.81 | 64,073 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,350 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,990 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,668 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,925 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,930 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,121 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,686 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,801 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,483 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,048 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,658 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,390 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,691 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,261 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,453 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,613 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,141 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,636 |
| Widest Countries East to West | 0 | - | 4.92 | 129,134 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,326 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,635 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,908 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,950 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,971 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,349 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,084 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,670 |
| Countries with Double Letters | 0 | - | 4.96 | 94,098 |
| Countries that End in N | 0 | - | 4.95 | 165,164 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,532 |
| Countries with Six Letters | 0 | - | 4.93 | 211,109 |
| Countries with W | 0 | - | 4.97 | 158,778 |
| Countries with Z | 0 | - | 4.98 | 288,721 |
| Countries with Letters Missing | 0 | - | 4.97 | 185,012 |
| Countries That End in U | 0 | - | 4.95 | 119,897 |
