| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,165 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,836 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,055 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,171 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,360 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,863 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,550 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,707 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 146,403 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,599 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,796 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,723 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,722 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,741 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,839 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,631 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,268 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,700 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,821 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,216 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,620 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,958 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,155 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,257 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,121 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,850 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,542 |
| World Coats of Arms | 0 | - | 4.99 | 64,672 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,561 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,020 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,603 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 31,046 |
| Countries by Picture #1 | 0 | - | 4.51 | 118,156 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,865 |
| 20 Random Country Flags | 0 | - | 4.99 | 614,272 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,570,767 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,892 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,287 |
| Landlocked Countries | 0 | - | 4.99 | 421,797 |
| Merged Countries #2 | 0 | - | 4.96 | 99,243 |
| Merged Countries #6 | 0 | - | 4.90 | 73,448 |
| Merged Countries #7 | 0 | - | 4.93 | 82,788 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,915 |
| Pixelated World Map | 0 | - | 5.00 | 143,601 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 907,939 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,307 |
| Every Country Shape | 0 | - | 5.00 | 467,220 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,777,678 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,097 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,527 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,093 |
| Flags of North and South America | 0 | - | 4.99 | 374,092 |
| Former Flags | 0 | - | 4.97 | 107,943 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,372 |
| Himalayan Countries | 0 | - | 4.95 | 138,644 |
| Andean Countries | 0 | - | 4.93 | 84,569 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,759 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,762 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,390 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,778 |
| Danube Countries | 0 | - | 4.97 | 71,990 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,991 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,407 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,269 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,748 |
| European Landlocked Countries | 0 | - | 4.99 | 147,126 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,611 |
| Countries with the Most Species | 0 | - | 4.99 | 103,223 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,734 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,577 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,716 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,531 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,213 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,643 |
| Countries in the Alps | 0 | - | 4.87 | 118,185 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,009 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,004 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,632 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,584 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,492 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,938 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,658 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,473 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,169 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,827 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,644 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,510 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,210 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,453 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,503 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,857 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,293 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 63,554 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,051 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,856 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,054 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,213 |
| Largest Countries By Category | 0 | - | 4.97 | 158,190 |
| Countries by Countries | 0 | - | 4.96 | 63,201 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,663 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,278 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,561 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,664 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,000 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,460 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,463 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,101 |
| Island Countries | 0 | - | 4.99 | 710,983 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,543 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,231 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,313 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,992 |
| Similar Flags #1 | 0 | - | 4.75 | 130,242 |
| Similar Flags #2 | 0 | - | 4.74 | 137,527 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,569 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,049,674 |
| Northernmost Countries | 0 | - | 4.99 | 361,892 |
| Countries of South America | 0 | - | 5.00 | 927,174 |
| Countries of Oceania | 0 | - | 5.00 | 1,056,628 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,876,817 |
| "Land" Countries | 0 | - | 4.98 | 337,290 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,490 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,739 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,644 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,383,259 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,029 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,377 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,935 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,499 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 38,101 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,686 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,711 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,370 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,488 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,811 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,330 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,019 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,387 |
| All Country Flags of the World | 0 | - | 5.00 | 3,677,482 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,841 |
| Countries with Megacities | 0 | - | 4.99 | 264,456 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,708 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,451 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 137,963 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,517 |
| Countries by Official Language | 0 | - | 4.95 | 195,224 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,320 |
| Countries in their Native Language | 0 | - | 4.99 | 199,012 |
| Independence from Whom | 0 | - | 4.99 | 212,054 |
| Subdivisions by Country | 0 | - | 4.86 | 50,425 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,699 |
| Megadiverse Countries | 0 | - | 4.96 | 135,000 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,054 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,340 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,229 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,096 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,119 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,586 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,446 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,021 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,644 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,140 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,653 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,866 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,195 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,952 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,341 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,484 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,140 |
| World Map Quiz | 0 | - | 4.81 | 65,059 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,214 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,667 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,383 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,614 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,665 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,739 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,341 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,240 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 32,174 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,056 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,265 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,982 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,152 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,874 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,995 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,285 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,433 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,562 |
| Widest Countries East to West | 0 | - | 4.92 | 129,628 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,448 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,360 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,116 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,758 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,583 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,853 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,369 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,796 |
| Countries with Double Letters | 0 | - | 4.96 | 96,196 |
| Countries that End in N | 0 | - | 4.95 | 171,071 |
| Countries with Five Letters | 0 | - | 4.96 | 282,372 |
