| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,244 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,644 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,959 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,281 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,812 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,875 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,714 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,447 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,469 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,149 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,137 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,982 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,169 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,277 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,029 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,739 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,206 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,522 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,926 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,098 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,402 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,614 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,720 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,577 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,399 |
| World Coats of Arms | 0 | - | 4.99 | 64,185 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,264 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,805 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,162 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,499 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,848 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,221 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,889 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,807 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,373 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,792 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,212,243 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,415 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,932 |
| Landlocked Countries | 0 | - | 4.99 | 417,265 |
| Merged Countries #2 | 0 | - | 4.96 | 98,786 |
| Merged Countries #6 | 0 | - | 4.90 | 73,018 |
| Merged Countries #7 | 0 | - | 4.93 | 82,280 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,529 |
| Pixelated World Map | 0 | - | 5.00 | 142,961 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,791 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,897 |
| Every Country Shape | 0 | - | 5.00 | 462,402 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,745,253 |
| Flags of North and South America | 0 | - | 4.99 | 370,758 |
| Former Flags | 0 | - | 4.97 | 107,270 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,216 |
| Himalayan Countries | 0 | - | 4.95 | 136,761 |
| Andean Countries | 0 | - | 4.95 | 83,604 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,866 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,166 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,529 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,125 |
| Danube Countries | 0 | - | 4.97 | 71,487 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,304 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,904 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,297 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,297 |
| European Landlocked Countries | 0 | - | 4.99 | 146,196 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,877 |
| Countries with the Most Species | 0 | - | 4.99 | 102,381 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,006 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,355 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,536 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,205 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,857 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,234 |
| Countries in the Alps | 0 | - | 4.86 | 117,433 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,964 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,044 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,305 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,806 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,904 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,322 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,072 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,043 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,861 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,394 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,397 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,240 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,789 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,052 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,063 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,840 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,942 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,467 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,307 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,370 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,751 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,875 |
| Largest Countries By Category | 0 | - | 4.97 | 157,356 |
| Countries by Countries | 0 | - | 4.96 | 62,669 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,956 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,109 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,422 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,145 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,347 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,551 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,103 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,217 |
| Island Countries | 0 | - | 4.99 | 709,096 |
| Similar Flags #1 | 0 | - | 4.74 | 129,588 |
| Similar Flags #2 | 0 | - | 4.74 | 136,876 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,125 |
| Northernmost Countries | 0 | - | 4.99 | 359,719 |
| Countries of South America | 0 | - | 5.00 | 920,526 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,105 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,860,914 |
| "Land" Countries | 0 | - | 4.98 | 335,189 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,692 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,162 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,872 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,510 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,680 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,041 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,477 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,288 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,979 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,635 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,666 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,819 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,072 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,725 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,712 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,327 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,880 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,382 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,959 |
| All Country Flags of the World | 0 | - | 5.00 | 3,635,538 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,490 |
| Countries with Megacities | 0 | - | 4.99 | 249,422 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,343 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,670 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,670 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,642 |
| Countries by Official Language | 0 | - | 4.95 | 194,242 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,066 |
| Countries in their Native Language | 0 | - | 4.99 | 197,842 |
| Independence from Whom | 0 | - | 4.99 | 210,973 |
| Subdivisions by Country | 0 | - | 4.86 | 50,223 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,447 |
| Megadiverse Countries | 0 | - | 4.96 | 134,602 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,003 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,108 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,661 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,964 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,515 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,273 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,704 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,597 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,407 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,821 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,474 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,619 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,714 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,685 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,893 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,249 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,748 |
| World Map Quiz | 0 | - | 4.81 | 64,229 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,711 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,084 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,751 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,016 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,048 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,201 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,774 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,846 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,792 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,184 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,740 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,474 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,888 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,350 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,523 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,686 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,181 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,119 |
| Widest Countries East to West | 0 | - | 4.92 | 129,219 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,342 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,737 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,946 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,997 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,045 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,420 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,157 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,691 |
| Countries with Double Letters | 0 | - | 4.96 | 94,589 |
| Countries that End in N | 0 | - | 4.95 | 168,666 |
| Countries with Five Letters | 0 | - | 4.96 | 273,075 |
| Countries with Six Letters | 0 | - | 4.93 | 211,843 |
| Countries with W | 0 | - | 4.97 | 159,164 |
| Countries with Z | 0 | - | 4.98 | 289,248 |
| Countries with Letters Missing | 0 | - | 4.97 | 185,357 |
| Countries That End in U | 0 | - | 4.95 | 120,199 |
