| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,008 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,335 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,848 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,903 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,746 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,474 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,522 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,175 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,164 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,015 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,196 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,293 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,043 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,758 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,222 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,545 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,938 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,116 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,427 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,644 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,742 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,276 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,816 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,180 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,895 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,504 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,524 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,859 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,971 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,435 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,947 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,943 |
| Flags of Asia Quiz | 0 | - | 4.99 | 610,019 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,582 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,870 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,945 |
| Every Country Shape | 0 | - | 5.00 | 462,618 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,797 |
| Flags of North and South America | 0 | - | 4.99 | 370,954 |
| Former Flags | 0 | - | 4.97 | 107,301 |
| Countries by Road Signs | 0 | - | 4.98 | 53,507 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,221 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,205 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,555 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,722 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,329 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,015 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,666 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,743 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,979 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,112 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,777 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,748 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,355 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,902 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,417 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,977 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,379 |
| Flags of Oceania | 0 | - | 5.00 | 257,486 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,675 |
| Similar Flags #1 | 0 | - | 4.74 | 129,611 |
| Similar Flags #2 | 0 | - | 4.74 | 136,917 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,227,316 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,110 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,780 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,042 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,075 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,223 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,866 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,885 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,779 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,487 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,360 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,030 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,113 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,281,417 |
| Landlocked Countries | 0 | - | 4.99 | 417,435 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,198 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 126,088 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,018 |
| One Border Countries - Shape Quiz | 0 | - | 4.83 | 64,714 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,229 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,048 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,861 |
| Merged Countries #2 | 0 | - | 4.96 | 98,801 |
| Merged Countries #6 | 0 | - | 4.90 | 73,036 |
| Merged Countries #7 | 0 | - | 4.93 | 82,316 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,061 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,261 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,655 |
| Pixelated World Map | 0 | - | 5.00 | 142,988 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,596 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,404 |
| World Coats of Arms | 0 | - | 4.99 | 64,217 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,746,904 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,291 |
| Himalayan Countries | 0 | - | 4.95 | 136,815 |
| Andean Countries | 0 | - | 4.95 | 83,633 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,885 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,211 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,560 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,154 |
| Danube Countries | 0 | - | 4.97 | 71,506 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,336 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,923 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,341 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,379 |
| European Landlocked Countries | 0 | - | 4.99 | 146,217 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,910 |
| Countries with the Most Species | 0 | - | 4.99 | 102,505 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,034 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,363 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,540 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,212 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,871 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,251 |
| Countries in the Alps | 0 | - | 4.86 | 117,459 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,980 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,079 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,321 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,828 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,926 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,335 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,094 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,057 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,874 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,414 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,412 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,252 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,805 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,073 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,082 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,885 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,955 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,482 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,328 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,507 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,821 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,886 |
| Largest Countries By Category | 0 | - | 4.97 | 157,394 |
| Countries by Countries | 0 | - | 4.96 | 62,688 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,982 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,114 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,433 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,174 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,543,717 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,088 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,683 |
| Random Country Shape to Country | 0 | - | 4.90 | 112,416 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,731 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,184 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,337 |
| Island Countries | 0 | - | 4.99 | 709,172 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,398 |
| Northernmost Countries | 0 | - | 4.99 | 359,817 |
| Countries of South America | 0 | - | 5.00 | 920,833 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,559 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,861,585 |
| "Land" Countries | 0 | - | 4.98 | 335,317 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,474 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 86,075 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 183,293 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 183,939 |
| Name a Valid Country Flag | 0 | - | 4.68 | 75,324 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 520,607 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 336,013 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,713,248 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,548 |
| Countries with Megacities | 0 | - | 4.99 | 249,530 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,400 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,709 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,735 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,676 |
| Countries by Official Language | 0 | - | 4.95 | 194,323 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,145 |
| Countries in their Native Language | 0 | - | 4.99 | 197,913 |
| Independence from Whom | 0 | - | 4.99 | 211,020 |
| Subdivisions by Country | 0 | - | 4.86 | 50,235 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,483 |
| Megadiverse Countries | 0 | - | 4.96 | 134,641 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,058 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,122 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,678 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,971 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,537 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,284 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,736 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,657 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,417 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,824 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,527 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,631 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,732 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,692 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,910 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,253 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,794 |
| World Map Quiz | 0 | - | 4.81 | 64,253 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,816 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,823 |
