| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,496 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,741 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,247 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,130 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,158 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,858 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,971 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,425 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,396 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,330 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,429 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,534 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,314 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,998 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,436 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,672 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,056 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,344 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,664 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,884 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,985 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,789 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,401 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,904 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,382 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,146 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,761 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,929 |
| 20 Random Country Flags | 0 | - | 4.99 | 611,368 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,658 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,091 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,242,194 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,664 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,200 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 906,777 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 416,525 |
| Every Country Shape | 0 | - | 5.00 | 464,604 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,392 |
| Flags of North and South America | 0 | - | 4.99 | 372,566 |
| Former Flags | 0 | - | 4.97 | 107,614 |
| Countries by Road Signs | 0 | - | 4.98 | 53,729 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,369 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,339 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,029 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,081 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,760 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,382 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,035 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 36,517 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,370 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,427 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,080 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,239 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,588 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,125 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,820 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,167 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,663 |
| Flags of Oceania | 0 | - | 5.00 | 258,651 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,133 |
| Similar Flags #1 | 0 | - | 4.75 | 129,921 |
| Similar Flags #2 | 0 | - | 4.74 | 137,217 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,392,034 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,358 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,055 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,307 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,339 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,472 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,034 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 30,736 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 130,042 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,791 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,671 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,242 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,424 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,310,955 |
| Landlocked Countries | 0 | - | 4.99 | 419,675 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,380 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 126,393 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,416 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,828 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,329 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,159 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,960 |
| Merged Countries #2 | 0 | - | 4.96 | 98,992 |
| Merged Countries #6 | 0 | - | 4.90 | 73,202 |
| Merged Countries #7 | 0 | - | 4.93 | 82,546 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,455 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,422 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,776 |
| Pixelated World Map | 0 | - | 5.00 | 143,291 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,718 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,473 |
| World Coats of Arms | 0 | - | 4.99 | 64,431 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,761,728 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,304 |
| Himalayan Countries | 0 | - | 4.95 | 137,738 |
| Andean Countries | 0 | - | 4.95 | 84,082 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,324 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,858 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,955 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,437 |
| Danube Countries | 0 | - | 4.97 | 71,736 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,659 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,137 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,785 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,865 |
| European Landlocked Countries | 0 | - | 4.99 | 146,858 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,232 |
| Countries with the Most Species | 0 | - | 4.99 | 102,998 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,392 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,456 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,618 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,368 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,042 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,438 |
| Countries in the Alps | 0 | - | 4.87 | 117,811 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,214 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,529 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,466 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,260 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,195 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,775 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,369 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,260 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,020 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,624 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,523 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,369 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,991 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,255 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,273 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,341 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,116 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,621 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,650 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,712 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,430 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,039 |
| Largest Countries By Category | 0 | - | 4.97 | 157,782 |
| Countries by Countries | 0 | - | 4.96 | 62,922 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,324 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,180 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,486 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,408 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,547,370 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,235 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,848 |
| Random Country Shape to Country | 0 | - | 4.90 | 113,080 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,638 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,813 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,681 |
| Island Countries | 0 | - | 4.99 | 710,069 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,889 |
| Northernmost Countries | 0 | - | 4.99 | 360,837 |
| Countries of South America | 0 | - | 5.00 | 923,972 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,587 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,869,092 |
| "Land" Countries | 0 | - | 4.98 | 335,979 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,451 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 86,395 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 183,912 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 184,340 |
| Name a Valid Country Flag | 0 | - | 4.69 | 75,611 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 521,872 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 336,975 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,717,432 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,241 |
| Countries with Megacities | 0 | - | 4.99 | 262,327 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,074 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,108 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,383 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,160 |
| Countries by Official Language | 0 | - | 4.95 | 194,787 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,739 |
| Countries in their Native Language | 0 | - | 4.99 | 198,333 |
| Independence from Whom | 0 | - | 4.99 | 211,520 |
| Subdivisions by Country | 0 | - | 4.86 | 50,320 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,845 |
| Megadiverse Countries | 0 | - | 4.96 | 134,818 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,663 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,219 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,792 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,036 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,802 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,430 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,082 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,889 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,529 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,015 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,164 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,757 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,037 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,827 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,199 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,370 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,402 |
| World Map Quiz | 0 | - | 4.81 | 64,720 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,944 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,110 |
