| Countries by Satellite Image #1 | 0 | - | 4.89 | 147,062 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,274 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,336 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,631 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,621 |
| Flags with the Most Stars | 0 | - | 4.91 | 138,226 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,362 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,820 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,592 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,915 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,576 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,494 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,556 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,451 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,494 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,295 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,881 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,298 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,189 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,556 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,194 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,546 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,797 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,880 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 32,851 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,133 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,683 |
| World Coats of Arms | 0 | - | 4.99 | 65,320 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,861 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,306 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,102 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,282 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,546 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,117 |
| 20 Random Country Flags | 0 | - | 4.99 | 620,364 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,971,043 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,397 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,681 |
| Landlocked Countries | 0 | - | 4.99 | 427,266 |
| Merged Countries #2 | 0 | - | 4.96 | 99,969 |
| Merged Countries #4 | 0 | - | 4.81 | 94,191 |
| Merged Countries #6 | 0 | - | 4.90 | 73,904 |
| Merged Countries #7 | 0 | - | 4.93 | 83,240 |
| World Map without 12 Countries | 0 | - | 4.97 | 346,463 |
| Pixelated World Map | 0 | - | 5.00 | 144,272 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 910,255 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,841 |
| Every Country Shape | 0 | - | 5.00 | 472,479 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,812,608 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,452 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,740 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,259 |
| Flags of North and South America | 0 | - | 4.99 | 378,108 |
| Former Flags | 0 | - | 4.97 | 108,823 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,926 |
| Himalayan Countries | 0 | - | 4.93 | 140,838 |
| Andean Countries | 0 | - | 4.94 | 85,805 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,923 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,495 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,470 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,694 |
| Danube Countries | 0 | - | 4.97 | 72,562 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,803 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,973 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,449 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,921 |
| European Landlocked Countries | 0 | - | 4.99 | 147,743 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,541 |
| Countries with the Most Species | 0 | - | 4.99 | 103,651 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,640 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,815 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,953 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,926 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,681 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,135 |
| Countries in the Alps | 0 | - | 4.87 | 118,980 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,001 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,136 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,055 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,172 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,128 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,393 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,600 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,994 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,515 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,315 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,954 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,831 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,677 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,926 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,023 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,152 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,737 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,478 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,844 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,314 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,499 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,619 |
| Largest Countries By Category | 0 | - | 4.97 | 159,099 |
| Countries by Countries | 0 | - | 4.97 | 63,811 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,448 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,451 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,235 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,993 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,634 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,045 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,371 |
| Island Countries | 0 | - | 4.99 | 713,016 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,836 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,551 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,596 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,184 |
| Similar Flags #1 | 0 | - | 4.75 | 130,956 |
| Similar Flags #2 | 0 | - | 4.74 | 138,237 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,759 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,186 |
| Northernmost Countries | 0 | - | 4.99 | 364,603 |
| Countries of South America | 0 | - | 5.00 | 934,315 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,561 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,893,090 |
| "Land" Countries | 0 | - | 4.98 | 338,999 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,108 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,937 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,653 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,397,088 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,603 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 297,682 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 227,058 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 165,417 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 40,343 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 34,701 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 105,266 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 112,238 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 123,101 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 109,036 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,208 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,740 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,456 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,894 |
| All Country Flags of the World | 0 | - | 5.00 | 3,724,800 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,506 |
| Countries with Megacities | 0 | - | 4.99 | 267,868 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,160 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,343 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,482 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,443 |
| Countries by Official Language | 0 | - | 4.95 | 196,226 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,950 |
| Countries in their Native Language | 0 | - | 4.99 | 199,964 |
| Independence from Whom | 0 | - | 4.99 | 213,415 |
| Subdivisions by Country | 0 | - | 4.87 | 50,668 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,671 |
| Megadiverse Countries | 0 | - | 4.96 | 149,098 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,140 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,578 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,810 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,260 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,475 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,925 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,284 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,626 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,167 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,288 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,777 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,489 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,509 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,219 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,642 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,979 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,739 |
| World Map Quiz | 0 | - | 4.81 | 65,930 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,904 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,364 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 78,024 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,255 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,716 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,268 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,818 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,638 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,519 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,236 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,710 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,936 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,557 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,665 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,852 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,764 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,944 |
| Widest Countries East to West | 0 | - | 4.92 | 130,855 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,629 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,403 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,565 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,163 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,116 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,618 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,535 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,922 |
| Countries with Double Letters | 0 | - | 4.96 | 97,640 |
| Countries that End in N | 0 | - | 4.95 | 172,639 |
| Countries with Five Letters | 0 | - | 4.96 | 284,658 |
