| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,843 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,174 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,253 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,324 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,304 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,873 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,179 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,589 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,298 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,622 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,375 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,325 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,325 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,260 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,333 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,123 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,731 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,129 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,085 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,484 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,057 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,403 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,643 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,726 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,685 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,053 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,642 |
| World Coats of Arms | 0 | - | 4.99 | 65,124 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,788 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,224 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,003 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,221 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,396 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,056 |
| 20 Random Country Flags | 0 | - | 4.99 | 618,767 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,869,173 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,256 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,583 |
| Landlocked Countries | 0 | - | 4.99 | 425,676 |
| Merged Countries #2 | 0 | - | 4.96 | 99,875 |
| Merged Countries #4 | 0 | - | 4.81 | 94,118 |
| Merged Countries #6 | 0 | - | 4.90 | 73,804 |
| Merged Countries #7 | 0 | - | 4.93 | 83,144 |
| World Map without 12 Countries | 0 | - | 4.97 | 346,062 |
| Pixelated World Map | 0 | - | 5.00 | 144,094 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 909,683 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,456 |
| Every Country Shape | 0 | - | 5.00 | 470,973 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,803,609 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,366 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,688 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,221 |
| Flags of North and South America | 0 | - | 4.99 | 376,873 |
| Former Flags | 0 | - | 4.97 | 108,565 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,180 |
| Himalayan Countries | 0 | - | 4.93 | 140,179 |
| Andean Countries | 0 | - | 4.94 | 85,402 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,550 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,942 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,126 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,401 |
| Danube Countries | 0 | - | 4.97 | 72,365 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,573 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,822 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,088 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,581 |
| European Landlocked Countries | 0 | - | 4.99 | 147,592 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,275 |
| Countries with the Most Species | 0 | - | 4.99 | 103,552 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,384 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,768 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,878 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,833 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,569 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,000 |
| Countries in the Alps | 0 | - | 4.87 | 118,750 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,589 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,834 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,951 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,012 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,935 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,238 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,381 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,846 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,410 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,160 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,859 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,736 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,546 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,773 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,874 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,801 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,597 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 67,327 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,649 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,636 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,108 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,494 |
| Largest Countries By Category | 0 | - | 4.97 | 158,842 |
| Countries by Countries | 0 | - | 4.96 | 63,628 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,241 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,397 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,664 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,096 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,848 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,309 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,651 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,631 |
| Island Countries | 0 | - | 4.99 | 712,520 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,774 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,478 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,525 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,120 |
| Similar Flags #1 | 0 | - | 4.75 | 130,762 |
| Similar Flags #2 | 0 | - | 4.74 | 138,054 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,697 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,576 |
| Northernmost Countries | 0 | - | 4.99 | 363,933 |
| Countries of South America | 0 | - | 5.00 | 932,516 |
| Countries of Oceania | 0 | - | 5.00 | 1,063,091 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,888,835 |
| "Land" Countries | 0 | - | 4.98 | 338,350 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,973 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,643 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,401 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,393,353 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,474 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 297,391 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,778 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 165,198 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 39,906 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 34,150 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 105,137 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 112,113 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,966 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,915 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,130 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,635 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,375 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,765 |
| All Country Flags of the World | 0 | - | 5.00 | 3,712,595 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,120 |
| Countries with Megacities | 0 | - | 4.99 | 267,043 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,816 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,117 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,134 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,226 |
| Countries by Official Language | 0 | - | 4.95 | 195,970 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,604 |
| Countries in their Native Language | 0 | - | 4.99 | 199,717 |
| Independence from Whom | 0 | - | 4.99 | 213,031 |
| Subdivisions by Country | 0 | - | 4.87 | 50,610 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,417 |
| Megadiverse Countries | 0 | - | 4.96 | 135,272 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,929 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,532 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,645 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,226 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,899 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,839 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,102 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,566 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,031 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,252 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,507 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,370 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,441 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,141 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,573 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,837 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,329 |
| World Map Quiz | 0 | - | 4.81 | 65,707 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,179 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,190 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,858 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,097 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,545 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,146 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,708 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,539 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,231 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,068 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,550 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,547 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,420 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,523 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,721 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,686 |
| Tallest Countries North to South | 0 | - | 4.86 | 130,687 |
| Widest Countries East to West | 0 | - | 4.92 | 130,448 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,596 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,247 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,514 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,057 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,961 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,473 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,501 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,888 |
| Countries with Double Letters | 0 | - | 4.96 | 97,050 |
| Countries that End in N | 0 | - | 4.95 | 171,910 |
