| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,907 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,206 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,283 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,428 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,420 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,991 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,241 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,675 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,399 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,743 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,462 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,395 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,410 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,336 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,399 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,184 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,783 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,201 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,130 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,514 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,105 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,453 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,703 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,773 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,742 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,077 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,654 |
| World Coats of Arms | 0 | - | 4.99 | 65,205 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,805 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,258 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,043 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,242 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,454 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,076 |
| 20 Random Country Flags | 0 | - | 4.99 | 619,443 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,909,424 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,306 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,628 |
| Landlocked Countries | 0 | - | 4.99 | 426,346 |
| Merged Countries #2 | 0 | - | 4.96 | 99,903 |
| Merged Countries #4 | 0 | - | 4.81 | 94,144 |
| Merged Countries #6 | 0 | - | 4.90 | 73,835 |
| Merged Countries #7 | 0 | - | 4.93 | 83,173 |
| World Map without 12 Countries | 0 | - | 4.97 | 346,227 |
| Pixelated World Map | 0 | - | 5.00 | 144,144 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 909,888 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,625 |
| Every Country Shape | 0 | - | 5.00 | 471,536 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,806,958 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,401 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,709 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,237 |
| Flags of North and South America | 0 | - | 4.99 | 377,338 |
| Former Flags | 0 | - | 4.97 | 108,650 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,473 |
| Himalayan Countries | 0 | - | 4.93 | 140,424 |
| Andean Countries | 0 | - | 4.94 | 85,565 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,717 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,163 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,279 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,520 |
| Danube Countries | 0 | - | 4.97 | 72,453 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,665 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,886 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,228 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,701 |
| European Landlocked Countries | 0 | - | 4.99 | 147,649 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,366 |
| Countries with the Most Species | 0 | - | 4.99 | 103,593 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,475 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,788 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,904 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,868 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,605 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,054 |
| Countries in the Alps | 0 | - | 4.87 | 118,835 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,742 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,963 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,994 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,070 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,009 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,298 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,454 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,901 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,453 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,220 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,906 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,769 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,590 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,832 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,927 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,943 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,646 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,026 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,727 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,887 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,253 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,544 |
| Largest Countries By Category | 0 | - | 4.97 | 158,928 |
| Countries by Countries | 0 | - | 4.96 | 63,688 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,309 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,420 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,685 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,132 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,901 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,809 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,805 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,923 |
| Island Countries | 0 | - | 4.99 | 712,709 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,801 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,508 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,551 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,142 |
| Similar Flags #1 | 0 | - | 4.75 | 130,844 |
| Similar Flags #2 | 0 | - | 4.74 | 138,114 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,719 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,206 |
| Northernmost Countries | 0 | - | 4.99 | 364,207 |
| Countries of South America | 0 | - | 5.00 | 933,218 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,161 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,890,563 |
| "Land" Countries | 0 | - | 4.98 | 338,502 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,015 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,754 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,477 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,394,883 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,525 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 297,513 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,893 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 165,287 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 40,066 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 34,367 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 105,179 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 112,164 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 123,012 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,965 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,155 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,669 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,405 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,809 |
| All Country Flags of the World | 0 | - | 5.00 | 3,717,207 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,280 |
| Countries with Megacities | 0 | - | 4.99 | 267,360 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,952 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,208 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,267 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,312 |
| Countries by Official Language | 0 | - | 4.95 | 196,081 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,736 |
| Countries in their Native Language | 0 | - | 4.99 | 199,808 |
| Independence from Whom | 0 | - | 4.99 | 213,178 |
| Subdivisions by Country | 0 | - | 4.87 | 50,636 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,533 |
| Megadiverse Countries | 0 | - | 4.96 | 139,407 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,005 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,552 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,737 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,234 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,330 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,878 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,162 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,584 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,103 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,268 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,617 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,407 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,458 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,167 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,600 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,900 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,468 |
| World Map Quiz | 0 | - | 4.81 | 65,798 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,468 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,245 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,909 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,153 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,599 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,179 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,744 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,578 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,348 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,143 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,607 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,689 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,475 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,589 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,784 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,715 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,815 |
| Widest Countries East to West | 0 | - | 4.92 | 130,761 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,610 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,293 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,529 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,088 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,022 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,513 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,514 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,902 |
| Countries with Double Letters | 0 | - | 4.96 | 97,176 |
| Countries that End in N | 0 | - | 4.95 | 172,111 |
