| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,221 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,407 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,937 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,567 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,749 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 146,461 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,648 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,827 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,759 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,756 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,765 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,864 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,661 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 99,302 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,730 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,835 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,235 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,641 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,992 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,185 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,281 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,149 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,574 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,030 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,640 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,529 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,059 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 31,056 |
| 20 Random Country Flags | 0 | - | 4.99 | 614,600 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,930 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,305 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,248,515 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,839 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,002 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 908,055 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,387 |
| Every Country Shape | 0 | - | 5.00 | 467,452 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,151 |
| Flags of North and South America | 0 | - | 4.99 | 374,287 |
| Former Flags | 0 | - | 4.97 | 107,975 |
| Countries by Road Signs | 0 | - | 4.98 | 54,024 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,595 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,519 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,798 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,692 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,442 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,009 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,553 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 38,494 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 32,528 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,714 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,742 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,400 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,521 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,842 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,351 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,044 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,417 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,044 |
| Flags of Oceania | 0 | - | 5.00 | 260,507 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,702 |
| Similar Flags #1 | 0 | - | 4.75 | 130,280 |
| Similar Flags #2 | 0 | - | 4.74 | 137,568 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,592,596 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,710 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,409 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,645 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,714 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,764 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,264 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,333 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,182 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 43,069 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,520 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,824 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,346,728 |
| Landlocked Countries | 0 | - | 4.99 | 422,101 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,608 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 126,772 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,620 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 65,002 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,484 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,296 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 42,106 |
| Merged Countries #2 | 0 | - | 4.96 | 99,259 |
| Merged Countries #6 | 0 | - | 4.90 | 73,478 |
| Merged Countries #7 | 0 | - | 4.93 | 82,811 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,215 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,861 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,067 |
| Pixelated World Map | 0 | - | 5.00 | 143,639 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,867 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,550 |
| World Coats of Arms | 0 | - | 4.99 | 64,709 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,779,702 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,526 |
| Himalayan Countries | 0 | - | 4.94 | 138,795 |
| Andean Countries | 0 | - | 4.93 | 84,646 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,837 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,880 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,463 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,829 |
| Danube Countries | 0 | - | 4.97 | 72,027 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,036 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,437 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,340 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,817 |
| European Landlocked Countries | 0 | - | 4.99 | 147,155 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,671 |
| Countries with the Most Species | 0 | - | 4.99 | 103,250 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,787 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,600 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,729 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,551 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,241 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,673 |
| Countries in the Alps | 0 | - | 4.87 | 118,226 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,184 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,057 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,664 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,603 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,528 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,957 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,691 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,505 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,188 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,863 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,663 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,533 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,240 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,484 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,541 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,935 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,322 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 63,944 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,102 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,000 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,162 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,245 |
| Largest Countries By Category | 0 | - | 4.97 | 158,235 |
| Countries by Countries | 0 | - | 4.96 | 63,243 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,703 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,296 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,571 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,038 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,684 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,552,364 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,420 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 72,060 |
| Random Country Shape to Country | 0 | - | 4.90 | 114,262 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,662 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,542 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,370 |
| Island Countries | 0 | - | 4.99 | 711,091 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,037 |
| Northernmost Countries | 0 | - | 4.99 | 362,014 |
| Countries of South America | 0 | - | 5.00 | 927,541 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,187 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,877,745 |
| "Land" Countries | 0 | - | 4.98 | 337,371 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,383,970 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 87,168 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 184,729 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 184,835 |
| Name a Valid Country Flag | 0 | - | 4.69 | 75,982 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 523,557 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 338,168 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,722,320 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,926 |
| Countries with Megacities | 0 | - | 4.99 | 264,621 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,762 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,487 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,022 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,565 |
| Countries by Official Language | 0 | - | 4.95 | 195,279 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,404 |
| Countries in their Native Language | 0 | - | 4.99 | 199,065 |
| Independence from Whom | 0 | - | 4.99 | 212,138 |
| Subdivisions by Country | 0 | - | 4.86 | 50,434 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,753 |
| Megadiverse Countries | 0 | - | 4.96 | 135,021 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,118 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,365 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,242 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,111 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,154 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,602 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,489 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,039 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,664 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,150 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,688 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,890 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,212 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,969 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,357 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,502 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,218 |
| World Map Quiz | 0 | - | 4.81 | 65,109 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,346 |
