| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,525 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,448 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,792 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,579 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,829 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,335 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,173 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,222 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,939 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,054 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,482 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,451 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,401 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,474 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,578 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,357 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 99,039 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,474 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,695 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,081 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,384 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,712 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,922 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,021 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,840 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,734 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,486 |
| World Coats of Arms | 0 | - | 4.99 | 64,465 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,439 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,924 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,412 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,940 |
| Countries by Picture #1 | 0 | - | 4.53 | 99,396 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,371 |
| 20 Random Country Flags | 0 | - | 4.99 | 611,841 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,422,171 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,690 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,117 |
| Landlocked Countries | 0 | - | 4.99 | 419,992 |
| Merged Countries #2 | 0 | - | 4.96 | 99,034 |
| Merged Countries #6 | 0 | - | 4.90 | 73,235 |
| Merged Countries #7 | 0 | - | 4.93 | 82,584 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,305 |
| Pixelated World Map | 0 | - | 5.00 | 143,342 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 906,949 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 416,629 |
| Every Country Shape | 0 | - | 5.00 | 464,935 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,764,340 |
| Countries by Picture #2 | 0 | - | 4.37 | 70,064 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,414 |
| Countries by Picture #6 | 0 | - | 4.15 | 36,114 |
| Flags of North and South America | 0 | - | 4.99 | 372,822 |
| Former Flags | 0 | - | 4.97 | 107,669 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,472 |
| Himalayan Countries | 0 | - | 4.95 | 137,894 |
| Andean Countries | 0 | - | 4.95 | 84,158 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,375 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,948 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,028 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,477 |
| Danube Countries | 0 | - | 4.97 | 71,771 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,709 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,167 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,861 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,943 |
| European Landlocked Countries | 0 | - | 4.99 | 146,904 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,294 |
| Countries with the Most Species | 0 | - | 4.99 | 103,040 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,444 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,469 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,638 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,401 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,080 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,470 |
| Countries in the Alps | 0 | - | 4.87 | 117,883 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 97,189 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,605 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,506 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,389 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,243 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,801 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,405 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,283 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,044 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,655 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,546 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,388 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,017 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,308 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,311 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,439 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,139 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,643 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,712 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,935 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,527 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,065 |
| Largest Countries By Category | 0 | - | 4.97 | 157,845 |
| Countries by Countries | 0 | - | 4.97 | 62,954 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,384 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,190 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,498 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,450 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,703 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,922 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,911 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,956 |
| Island Countries | 0 | - | 4.99 | 710,203 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,375 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,070 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,161 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,904 |
| Similar Flags #1 | 0 | - | 4.75 | 129,974 |
| Similar Flags #2 | 0 | - | 4.74 | 137,263 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,472 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,047,314 |
| Northernmost Countries | 0 | - | 4.99 | 361,014 |
| Countries of South America | 0 | - | 5.00 | 924,443 |
| Countries of Oceania | 0 | - | 5.00 | 1,053,284 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,870,331 |
| "Land" Countries | 0 | - | 4.98 | 336,077 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,206 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,117 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,153 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,378,388 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,811 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,835 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,441 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,101 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 36,659 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,420 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,470 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,123 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,278 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,619 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,159 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,850 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,200 |
| All Country Flags of the World | 0 | - | 5.00 | 3,660,289 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,344 |
| Countries with Megacities | 0 | - | 4.99 | 262,884 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,184 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,166 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,481 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,211 |
| Countries by Official Language | 0 | - | 4.95 | 194,851 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,821 |
| Countries in their Native Language | 0 | - | 4.99 | 198,392 |
| Independence from Whom | 0 | - | 4.99 | 211,606 |
| Subdivisions by Country | 0 | - | 4.86 | 50,339 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,906 |
| Megadiverse Countries | 0 | - | 4.96 | 134,846 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,726 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,235 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,811 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,049 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,852 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,454 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,142 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,908 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,542 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,029 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,260 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,775 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,060 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,843 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,227 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,394 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,525 |
| World Map Quiz | 0 | - | 4.81 | 64,792 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,170 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,401 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,101 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,350 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,388 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,513 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,153 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,059 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 30,893 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,705 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,052 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,773 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,657 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,656 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,793 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,930 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,335 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,397 |
| Widest Countries East to West | 0 | - | 4.92 | 129,459 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,410 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,109 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,042 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,604 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,358 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,661 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,291 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,752 |
| Countries with Double Letters | 0 | - | 4.97 | 95,310 |
| Countries that End in N | 0 | - | 4.95 | 170,334 |
| Countries with Five Letters | 0 | - | 4.96 | 281,148 |
