| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,672 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,046 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,516 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,699 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,384 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,194 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,134 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,993 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,983 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,777 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,029 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,114 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,882 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,589 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,067 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,440 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,828 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,959 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,266 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,455 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,584 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,191 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,741 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,032 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,717 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,355 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,324 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,803 |
| 20 Random Country Flags | 0 | - | 4.99 | 607,577 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,285 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,843 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,232,990 |
| Flags of Asia Quiz | 0 | - | 4.99 | 608,229 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,126 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,278 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,548 |
| Every Country Shape | 0 | - | 5.00 | 461,059 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,037 |
| Flags of North and South America | 0 | - | 4.99 | 369,544 |
| Former Flags | 0 | - | 4.97 | 107,068 |
| Countries by Road Signs | 0 | - | 4.98 | 53,335 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,097 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,095 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,230 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,467 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,037 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,760 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,345 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,194 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,635 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,924 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,584 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,565 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,230 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,771 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,275 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,837 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,171 |
| Flags of Oceania | 0 | - | 5.00 | 256,571 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,370 |
| Similar Flags #1 | 0 | - | 4.74 | 129,417 |
| Similar Flags #2 | 0 | - | 4.74 | 136,691 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,107,569 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,937 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,614 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,865 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,864 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,069 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,760 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 29,207 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,596 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,274 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,130 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,894 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,854 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,259,926 |
| Landlocked Countries | 0 | - | 4.99 | 415,919 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,058 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 125,900 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,931 |
| One Border Countries - Shape Quiz | 0 | - | 4.83 | 64,627 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,153 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 59,956 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,784 |
| Merged Countries #2 | 0 | - | 4.96 | 98,653 |
| Merged Countries #6 | 0 | - | 4.90 | 72,909 |
| Merged Countries #7 | 0 | - | 4.93 | 82,146 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,817 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,142 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,568 |
| Pixelated World Map | 0 | - | 5.00 | 142,789 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,505 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,357 |
| World Coats of Arms | 0 | - | 4.99 | 64,076 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,735,412 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,557 |
| Himalayan Countries | 0 | - | 4.95 | 136,190 |
| Andean Countries | 0 | - | 4.95 | 83,288 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,584 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,784 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,281 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,902 |
| Danube Countries | 0 | - | 4.97 | 71,322 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,090 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,777 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,994 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,952 |
| European Landlocked Countries | 0 | - | 4.99 | 146,032 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,645 |
| Countries with the Most Species | 0 | - | 4.99 | 95,534 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,779 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,292 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,467 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,107 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,752 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,126 |
| Countries in the Alps | 0 | - | 4.86 | 117,228 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,827 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,728 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,202 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,653 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,467 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,194 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,889 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,944 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,740 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,274 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,313 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,175 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,666 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,930 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,939 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,587 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,840 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,378 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,114 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,616 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,397 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,775 |
| Largest Countries By Category | 0 | - | 4.97 | 157,154 |
| Countries by Countries | 0 | - | 4.96 | 62,515 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,769 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,058 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,394 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,025 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,540,722 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,978 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,575 |
| Random Country Shape to Country | 0 | - | 4.90 | 111,688 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,320 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,489 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,152 |
| Island Countries | 0 | - | 4.99 | 708,569 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,509 |
| Northernmost Countries | 0 | - | 4.99 | 359,023 |
| Countries of South America | 0 | - | 5.00 | 918,694 |
| Countries of Oceania | 0 | - | 5.00 | 1,045,484 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,856,320 |
| "Land" Countries | 0 | - | 4.98 | 334,262 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,368,684 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 85,857 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 182,872 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 183,659 |
| Name a Valid Country Flag | 0 | - | 4.67 | 75,125 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 519,836 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 335,249 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,710,516 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,087 |
| Countries with Megacities | 0 | - | 4.99 | 248,578 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,967 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,450 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,340 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,396 |
| Countries by Official Language | 0 | - | 4.95 | 193,753 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,245 |
| Countries in their Native Language | 0 | - | 4.99 | 197,414 |
| Independence from Whom | 0 | - | 4.99 | 210,380 |
| Subdivisions by Country | 0 | - | 4.86 | 50,167 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,203 |
| Megadiverse Countries | 0 | - | 4.96 | 134,496 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,620 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,052 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,583 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,931 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,968 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,173 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,462 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,501 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,328 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,795 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 76,059 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,548 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,649 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,620 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,824 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,160 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,321 |
| World Map Quiz | 0 | - | 4.81 | 63,925 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,000 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,645 |
