| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,178 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,363 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,868 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,554 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,707 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 146,409 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,604 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,799 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,729 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,725 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,744 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,841 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,633 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,271 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,703 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,823 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,218 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,622 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,962 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,157 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,258 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,125 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,561 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,020 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,609 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,494 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,030 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 31,048 |
| 20 Random Country Flags | 0 | - | 4.99 | 614,319 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,894 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,289 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,247,858 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,539 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,920 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 907,950 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,310 |
| Every Country Shape | 0 | - | 5.00 | 467,239 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,832 |
| Flags of North and South America | 0 | - | 4.99 | 374,112 |
| Former Flags | 0 | - | 4.97 | 107,945 |
| Countries by Road Signs | 0 | - | 4.98 | 54,001 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,578 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,504 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,746 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,650 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,379 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,943 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,504 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 38,165 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,691 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,712 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,372 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,490 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,815 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,331 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,022 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,390 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,006 |
| Flags of Oceania | 0 | - | 5.00 | 260,330 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,649 |
| Similar Flags #1 | 0 | - | 4.75 | 130,245 |
| Similar Flags #2 | 0 | - | 4.74 | 137,530 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,573,000 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,672 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,387 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,616 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,669 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,743 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,244 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 32,220 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,312 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,142 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 43,040 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,487 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,784 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,343,519 |
| Landlocked Countries | 0 | - | 4.99 | 421,843 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,592 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 126,741 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,600 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,988 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,473 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,286 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 42,093 |
| Merged Countries #2 | 0 | - | 4.96 | 99,245 |
| Merged Countries #6 | 0 | - | 4.90 | 73,453 |
| Merged Countries #7 | 0 | - | 4.93 | 82,789 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,168 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,838 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,055 |
| Pixelated World Map | 0 | - | 5.00 | 143,606 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,851 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,542 |
| World Coats of Arms | 0 | - | 4.99 | 64,678 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,777,843 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,383 |
| Himalayan Countries | 0 | - | 4.95 | 138,657 |
| Andean Countries | 0 | - | 4.93 | 84,573 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,767 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,772 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,398 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,786 |
| Danube Countries | 0 | - | 4.97 | 71,996 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,997 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,413 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,273 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,755 |
| European Landlocked Countries | 0 | - | 4.99 | 147,132 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,621 |
| Countries with the Most Species | 0 | - | 4.99 | 103,233 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,743 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,582 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,717 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,534 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,215 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,646 |
| Countries in the Alps | 0 | - | 4.87 | 118,189 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,030 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,009 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,634 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,588 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,495 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,939 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,661 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,477 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,173 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,830 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,645 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,517 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,214 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,457 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,505 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,869 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,296 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 63,601 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,055 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,874 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,064 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,215 |
| Largest Countries By Category | 0 | - | 4.97 | 158,194 |
| Countries by Countries | 0 | - | 4.96 | 63,206 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,668 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,280 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,563 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,009 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,670 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,551,750 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,407 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 72,042 |
| Random Country Shape to Country | 0 | - | 4.90 | 114,157 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,484 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,469 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,122 |
| Island Countries | 0 | - | 4.99 | 710,999 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,049,706 |
| Northernmost Countries | 0 | - | 4.99 | 361,903 |
| Countries of South America | 0 | - | 5.00 | 927,209 |
| Countries of Oceania | 0 | - | 5.00 | 1,056,648 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,876,880 |
| "Land" Countries | 0 | - | 4.98 | 337,299 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,383,346 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 87,136 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 184,667 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 184,799 |
| Name a Valid Country Flag | 0 | - | 4.69 | 75,945 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 523,375 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 338,073 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,721,834 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,848 |
| Countries with Megacities | 0 | - | 4.99 | 264,473 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,710 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,456 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 137,972 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,518 |
| Countries by Official Language | 0 | - | 4.95 | 195,229 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,327 |
| Countries in their Native Language | 0 | - | 4.99 | 199,018 |
| Independence from Whom | 0 | - | 4.99 | 212,060 |
| Subdivisions by Country | 0 | - | 4.86 | 50,425 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,703 |
| Megadiverse Countries | 0 | - | 4.96 | 135,002 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,059 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,342 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,229 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,097 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,125 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,589 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,452 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,025 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,648 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,140 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,654 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,868 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,195 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,955 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,343 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,484 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,148 |
| World Map Quiz | 0 | - | 4.81 | 65,061 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,225 |