| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,342 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,382 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,749 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,358 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,613 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,125 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,083 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,049 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,738 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,841 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,358 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,335 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,230 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,353 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,466 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,225 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,931 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,381 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,633 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,023 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,297 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,600 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,815 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,916 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,706 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,677 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,448 |
| World Coats of Arms | 0 | - | 4.99 | 64,360 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,366 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,875 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,326 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,896 |
| Countries by Picture #1 | 0 | - | 4.53 | 99,261 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,303 |
| 20 Random Country Flags | 0 | - | 4.99 | 610,787 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,344,887 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,602 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,039 |
| Landlocked Countries | 0 | - | 4.99 | 419,120 |
| Merged Countries #2 | 0 | - | 4.96 | 98,928 |
| Merged Countries #6 | 0 | - | 4.90 | 73,151 |
| Merged Countries #7 | 0 | - | 4.93 | 82,475 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,015 |
| Pixelated World Map | 0 | - | 5.00 | 143,181 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 906,507 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 416,375 |
| Every Country Shape | 0 | - | 5.00 | 463,986 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,757,727 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,996 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,373 |
| Countries by Picture #6 | 0 | - | 4.15 | 36,081 |
| Flags of North and South America | 0 | - | 4.99 | 372,132 |
| Former Flags | 0 | - | 4.97 | 107,515 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,055 |
| Himalayan Countries | 0 | - | 4.94 | 137,497 |
| Andean Countries | 0 | - | 4.95 | 83,974 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,249 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,710 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,863 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,372 |
| Danube Countries | 0 | - | 4.97 | 71,682 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,581 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,071 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,684 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,754 |
| European Landlocked Countries | 0 | - | 4.99 | 146,793 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,160 |
| Countries with the Most Species | 0 | - | 4.99 | 102,926 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,293 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,436 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,597 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,319 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,001 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,373 |
| Countries in the Alps | 0 | - | 4.87 | 117,709 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,152 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,397 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,431 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,014 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,119 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,696 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,301 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,203 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,975 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,571 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,495 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,344 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,945 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,202 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,223 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,218 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,076 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,582 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,551 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,458 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,264 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,011 |
| Largest Countries By Category | 0 | - | 4.97 | 157,663 |
| Countries by Countries | 0 | - | 4.96 | 62,853 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,234 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,168 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,475 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,337 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,590 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,127 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,649 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,180 |
| Island Countries | 0 | - | 4.99 | 709,827 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,320 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,001 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,106 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,865 |
| Similar Flags #1 | 0 | - | 4.75 | 129,813 |
| Similar Flags #2 | 0 | - | 4.74 | 137,120 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,428 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,214 |
| Northernmost Countries | 0 | - | 4.99 | 360,549 |
| Countries of South America | 0 | - | 5.00 | 923,098 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,306 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,866,813 |
| "Land" Countries | 0 | - | 4.98 | 335,829 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,066 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,882 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,983 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,030 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,685 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,646 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,282 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,929 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 36,301 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,299 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,333 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,994 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,177 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,530 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,057 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,753 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,102 |
| All Country Flags of the World | 0 | - | 5.00 | 3,650,802 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,076 |
| Countries with Megacities | 0 | - | 4.99 | 260,816 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,932 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,018 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,206 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,034 |
| Countries by Official Language | 0 | - | 4.95 | 194,659 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,574 |
| Countries in their Native Language | 0 | - | 4.99 | 198,214 |
| Independence from Whom | 0 | - | 4.99 | 211,349 |
| Subdivisions by Country | 0 | - | 4.86 | 50,294 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,736 |
| Megadiverse Countries | 0 | - | 4.96 | 134,780 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,565 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,191 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,762 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,022 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,727 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,390 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,001 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,851 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,492 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,996 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,025 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,726 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,003 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,789 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,163 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,332 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,236 |
| World Map Quiz | 0 | - | 4.81 | 64,563 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,683 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,279 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,979 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,227 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,252 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,396 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,047 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,963 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 30,504 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,535 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,940 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,658 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,364 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,533 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,687 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,841 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,273 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,297 |
| Widest Countries East to West | 0 | - | 4.92 | 129,390 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,387 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,972 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,998 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,522 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,234 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,562 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,242 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,729 |
| Countries with Double Letters | 0 | - | 4.97 | 95,117 |
| Countries that End in N | 0 | - | 4.95 | 170,039 |
| Countries with Five Letters | 0 | - | 4.96 | 280,379 |
