| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,332 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,625 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 908,978 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,978 |
| Every Country Shape | 0 | - | 5.00 | 469,608 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,822 |
| Independence from Whom | 0 | - | 4.99 | 212,652 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,144 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,272 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,105 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,720 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,822 |
| Countries by Founding Story | 0 | - | 4.95 | 77,616 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,865 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,444 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,913 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 39,383 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 33,515 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,937 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,956 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,617 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,748 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,002 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,517 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,223 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,626 |
| A Square of Merged Countries #1 | 0 | - | 4.89 | 59,943 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,021 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,692 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,941 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,376 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,007 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,451 |
| Recently Independent Countries | 0 | - | 4.98 | 159,747 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,660 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,327 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,794 |
| Countries by Former Name | 0 | - | 4.99 | 125,612 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,374,903 |
| Historical City to Country | 0 | - | 4.85 | 78,783 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,753,212 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,817 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,095 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,779 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 65,111 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,598 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,399 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.87 | 42,226 |
| Merged Countries #2 | 0 | - | 4.96 | 99,748 |
| Merged Countries #6 | 0 | - | 4.90 | 73,690 |
| Merged Countries #7 | 0 | - | 4.93 | 83,030 |
| Landlocked Countries | 0 | - | 4.99 | 424,097 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,556,445 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,168 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,729 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,413 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,095 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,436 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,752 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,613 |
| Countries Settled by Vikings | 0 | - | 4.92 | 121,930 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,950 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,016 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,525 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,994 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,302 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,004 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,276 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,182 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,106 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,123 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,092 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,159 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,952 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,577 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,000 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,986 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,626 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,396 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,072 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 100,355 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,760 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,924 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,274 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,488 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,562 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,512 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,575 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 72,271 |
| Random Country Shape to Country | 0 | - | 4.90 | 114,828 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,793,804 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,724 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,158 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,870 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,106 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,800 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,653 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,459 |
| Himalayan Countries | 0 | - | 4.94 | 139,628 |
| Andean Countries | 0 | - | 4.94 | 85,109 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,296 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,530 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,864 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,156 |
| Danube Countries | 0 | - | 4.97 | 72,235 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,359 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,658 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,774 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,263 |
| European Landlocked Countries | 0 | - | 4.99 | 147,410 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,020 |
| Countries with the Most Species | 0 | - | 4.99 | 103,446 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,150 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,692 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,803 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,716 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,447 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,867 |
| Countries in the Alps | 0 | - | 4.87 | 118,520 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,172 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,507 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,830 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,838 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,763 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,108 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,954 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,697 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,318 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,032 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,775 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,639 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,409 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,652 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,742 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,422 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,489 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,372 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,427 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,028 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,729 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,403 |
| Largest Countries By Category | 0 | - | 4.97 | 158,583 |
| Countries by Countries | 0 | - | 4.96 | 63,466 |
| Battle to Country | 0 | - | 4.91 | 53,758 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,037 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,356 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 87,461 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,632 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,082 |
| All Countries by Population With a Map | 0 | - | 4.99 | 110,377 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,228 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,938 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 185,316 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 185,213 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,530 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,431 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,361 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,741 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,160 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,530 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,190 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,697 |
| Island Countries | 0 | - | 4.99 | 711,893 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,389,559 |
| 20 Random Country Flags | 0 | - | 4.99 | 617,099 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 525,022 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 339,106 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 126,908 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,814 |
| Northernmost Countries | 0 | - | 4.99 | 363,227 |
| Countries of South America | 0 | - | 5.00 | 930,318 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,723 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,884,231 |
| "Land" Countries | 0 | - | 4.98 | 337,953 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,726,724 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,712 |
| Countries by Independence Day | 0 | - | 4.62 | 52,834 |
| Former Countries by Capital | 0 | - | 4.45 | 127,734 |
| Former Countries | 0 | - | 4.77 | 134,086 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,591 |
| Every American Country by Shape | 0 | - | 4.79 | 37,337 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,132 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,459 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,660 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,845 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,553 |
| Countries with Megacities | 0 | - | 4.99 | 266,047 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,330 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,790 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,590 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,913 |
| Countries by Official Language | 0 | - | 4.95 | 195,695 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,198 |
| Countries in their Native Language | 0 | - | 4.99 | 199,470 |
| Subdivisions by Country | 0 | - | 4.87 | 50,546 |
| Megadiverse Countries | 0 | - | 4.96 | 135,167 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,539 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,467 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,363 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,169 |