| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,172 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,600 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,776 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,127 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,614 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,771 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,514 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,280 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,263 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,049 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,035 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,849 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,080 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,169 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,937 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,634 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,116 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,470 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,857 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,006 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,315 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,503 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,641 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,530 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,374 |
| World Coats of Arms | 0 | - | 4.99 | 64,120 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,211 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,764 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,081 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,382 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,818 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,180 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,835 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 66,981 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,782 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,339 |
| 20 Random Country Flags | 0 | - | 4.99 | 607,969 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,146,678 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,330 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,866 |
| Landlocked Countries | 0 | - | 4.99 | 416,450 |
| Merged Countries #2 | 0 | - | 4.96 | 98,695 |
| Merged Countries #6 | 0 | - | 4.90 | 72,946 |
| Merged Countries #7 | 0 | - | 4.93 | 82,201 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,280 |
| Pixelated World Map | 0 | - | 5.00 | 142,849 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,458 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,675 |
| Every Country Shape | 0 | - | 5.00 | 461,572 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,739,125 |
| Flags of North and South America | 0 | - | 4.99 | 369,981 |
| Former Flags | 0 | - | 4.97 | 107,146 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,833 |
| Himalayan Countries | 0 | - | 4.95 | 136,419 |
| Andean Countries | 0 | - | 4.95 | 83,439 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,709 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,931 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,389 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,991 |
| Danube Countries | 0 | - | 4.97 | 71,377 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,182 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,836 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,112 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,069 |
| European Landlocked Countries | 0 | - | 4.99 | 146,108 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,724 |
| Countries with the Most Species | 0 | - | 4.99 | 101,040 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,864 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,317 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,498 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,134 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,795 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,165 |
| Countries in the Alps | 0 | - | 4.86 | 117,303 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,878 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,845 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,237 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,720 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,797 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,232 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,960 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,982 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,787 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,317 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,345 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,196 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,705 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,981 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,991 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,669 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,876 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,415 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,212 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,888 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,514 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,810 |
| Largest Countries By Category | 0 | - | 4.97 | 157,224 |
| Countries by Countries | 0 | - | 4.96 | 62,575 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,852 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,074 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,066 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,227 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,645 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,741 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,606 |
| Island Countries | 0 | - | 4.99 | 708,745 |
| Similar Flags #1 | 0 | - | 4.74 | 129,463 |
| Similar Flags #2 | 0 | - | 4.74 | 136,761 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,086 |
| Northernmost Countries | 0 | - | 4.99 | 359,263 |
| Countries of South America | 0 | - | 5.00 | 919,370 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,276 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,857,903 |
| "Land" Countries | 0 | - | 4.98 | 334,516 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,619 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,119 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,774 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,320 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,539 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,369,909 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,397 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,131 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,843 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,443 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,361 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,689 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,974 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,636 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,612 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,267 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,810 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,316 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,888 |
| All Country Flags of the World | 0 | - | 5.00 | 3,627,983 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,218 |
| Countries with Megacities | 0 | - | 4.99 | 248,822 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,070 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,516 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,441 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,468 |
| Countries by Official Language | 0 | - | 4.95 | 193,952 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,458 |
| Countries in their Native Language | 0 | - | 4.99 | 197,582 |
| Independence from Whom | 0 | - | 4.99 | 210,721 |
| Subdivisions by Country | 0 | - | 4.86 | 50,188 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,286 |
| Megadiverse Countries | 0 | - | 4.96 | 134,522 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,776 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,072 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,619 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,943 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,419 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,202 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,540 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,529 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,358 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,803 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,129 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,573 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,676 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,633 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,842 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,192 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,474 |
| World Map Quiz | 0 | - | 4.81 | 64,041 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,249 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,979 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,656 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,903 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,914 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,113 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,668 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,792 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 29,413 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,020 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,643 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,374 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,647 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,239 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,438 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,604 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,135 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,623 |
| Widest Countries East to West | 0 | - | 4.92 | 129,124 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,322 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,622 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,903 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,938 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,959 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,337 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,064 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,665 |
| Countries with Double Letters | 0 | - | 4.96 | 94,017 |
| Countries that End in N | 0 | - | 4.94 | 164,065 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,454 |
| Countries with Six Letters | 0 | - | 4.93 | 211,033 |
| Countries with W | 0 | - | 4.97 | 158,728 |
| Countries with Z | 0 | - | 4.98 | 288,644 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,971 |
| Countries That End in U | 0 | - | 4.95 | 119,850 |