| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,585 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,962 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,448 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,656 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,283 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,129 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,027 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,950 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,946 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,729 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,991 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,070 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,842 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,554 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,035 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,425 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,813 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,916 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,220 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,394 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,527 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,183 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,730 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,993 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,672 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,313 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,273 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,786 |
| 20 Random Country Flags | 0 | - | 4.99 | 607,092 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,260 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,806 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,232,069 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,801 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,030 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,123 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,455 |
| Every Country Shape | 0 | - | 5.00 | 460,789 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,652 |
| Flags of North and South America | 0 | - | 4.99 | 369,223 |
| Former Flags | 0 | - | 4.97 | 107,003 |
| Countries by Road Signs | 0 | - | 4.98 | 53,295 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,057 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,071 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,154 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,417 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 294,961 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,709 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,272 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,087 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,589 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,887 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,530 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,523 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,197 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,735 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,236 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,803 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,119 |
| Flags of Oceania | 0 | - | 5.00 | 256,395 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,288 |
| Similar Flags #1 | 0 | - | 4.74 | 129,370 |
| Similar Flags #2 | 0 | - | 4.74 | 136,644 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,078,777 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,887 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,568 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,833 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,817 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,030 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,740 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 29,040 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,559 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,233 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,071 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,852 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,807 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,255,373 |
| Landlocked Countries | 0 | - | 4.99 | 415,607 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,040 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 125,837 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,914 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,607 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,133 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 59,931 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,770 |
| Merged Countries #2 | 0 | - | 4.96 | 98,625 |
| Merged Countries #6 | 0 | - | 4.90 | 72,869 |
| Merged Countries #7 | 0 | - | 4.92 | 82,116 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,765 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,105 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,556 |
| Pixelated World Map | 0 | - | 5.00 | 142,737 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,485 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,340 |
| World Coats of Arms | 0 | - | 4.99 | 64,048 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,732,854 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,407 |
| Himalayan Countries | 0 | - | 4.95 | 136,060 |
| Andean Countries | 0 | - | 4.94 | 83,216 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,532 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,699 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,221 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,868 |
| Danube Countries | 0 | - | 4.97 | 71,285 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,035 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,733 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,915 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,863 |
| European Landlocked Countries | 0 | - | 4.99 | 145,995 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,570 |
| Countries with the Most Species | 0 | - | 4.99 | 95,359 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,697 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,278 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,447 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,079 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,732 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,100 |
| Countries in the Alps | 0 | - | 4.86 | 117,158 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,780 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,643 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,171 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,610 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,411 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,161 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,830 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,912 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,714 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,229 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,282 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,154 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,636 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,901 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,913 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,518 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,810 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,361 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,071 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,411 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,274 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,747 |
| Largest Countries By Category | 0 | - | 4.97 | 157,073 |
| Countries by Countries | 0 | - | 4.96 | 62,466 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,712 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,039 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,387 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,978 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,539,975 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,956 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,548 |
| Random Country Shape to Country | 0 | - | 4.90 | 111,597 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,040 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,897 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,921 |
| Island Countries | 0 | - | 4.99 | 708,428 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,042 |
| Northernmost Countries | 0 | - | 4.99 | 358,831 |
| Countries of South America | 0 | - | 5.00 | 918,221 |
| Countries of Oceania | 0 | - | 5.00 | 1,044,753 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,855,209 |
| "Land" Countries | 0 | - | 4.98 | 334,161 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,367,813 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 85,810 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 182,786 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 183,598 |
| Name a Valid Country Flag | 0 | - | 4.67 | 75,074 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 519,635 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 335,061 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,709,810 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,979 |
| Countries with Megacities | 0 | - | 4.99 | 248,362 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,872 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,395 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,264 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,327 |
| Countries by Official Language | 0 | - | 4.95 | 193,242 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,804 |
| Countries in their Native Language | 0 | - | 4.99 | 197,074 |
| Independence from Whom | 0 | - | 4.99 | 210,218 |
| Subdivisions by Country | 0 | - | 4.86 | 50,155 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,109 |
| Megadiverse Countries | 0 | - | 4.96 | 134,477 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,233 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,029 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,558 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,917 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,911 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,144 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,383 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,470 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,311 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,790 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,989 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,531 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,638 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,599 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,812 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,135 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,213 |
| World Map Quiz | 0 | - | 4.81 | 63,851 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,830 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,620 |
