| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,096 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,649 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,814 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,265 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,976 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,410 |
| Flags that are Red & White Only | 0 | - | 4.97 | 161,757 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,716 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,336 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,661 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,685 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,423 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,770 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,845 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,612 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,336 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,853 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,289 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,689 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,421 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,715 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,789 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,998 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,059 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,634 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,818 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,452 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,077 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,617 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,715 |
| 20 Random Country Flags | 0 | - | 4.99 | 604,747 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,573 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,544 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,926 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,463 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 904,365 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 414,940 |
| Every Country Shape | 0 | - | 5.00 | 459,178 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,740 |
| Flags of North and South America | 0 | - | 4.99 | 367,640 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,519 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,041 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 59,843 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,672 |
| Merged Countries #2 | 0 | - | 4.96 | 98,503 |
| Merged Countries #6 | 0 | - | 4.91 | 72,736 |
| Merged Countries #7 | 0 | - | 4.92 | 81,989 |
| Former Flags | 0 | - | 4.97 | 106,744 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,913 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,949 |
| World Map without 12 Countries #2 | 0 | - | 4.97 | 171,406 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,080 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,439 |
| Countries by Road Signs | 0 | - | 4.98 | 53,122 |
| Country Shapes Quiz #3 | 0 | - | 4.91 | 294,564 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,348 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 162,531 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,539 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,379 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,701 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,311 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,335 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,064 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,597 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,071 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,646 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 77,206 |
| A Square of Merged Countries #1 | 0 | - | 4.87 | 58,988 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,845 |
| Flags of Oceania | 0 | - | 5.00 | 255,387 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,933 |
| Similar Flags #1 | 0 | - | 4.74 | 129,152 |
| Similar Flags #2 | 0 | - | 4.74 | 136,405 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,652 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,363 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,622 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,573 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,842 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,633 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,345 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,001 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 41,818 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,657 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,706,013 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 28,254 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,230,763 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,941,722 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 100,861 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 125,609 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,818 |
| Landlocked Countries | 0 | - | 4.99 | 413,853 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,536,671 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,419 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,985 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,455 |
| Pixelated World Map | 0 | - | 5.00 | 142,483 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,379 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,287 |
| World Coats of Arms | 0 | - | 4.99 | 63,886 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,841 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,409 |
| Random Country Shape to Country | 0 | - | 4.90 | 111,156 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,719,206 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,690 |
| Himalayan Countries | 0 | - | 4.95 | 135,448 |
| Andean Countries | 0 | - | 4.94 | 82,861 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,257 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,263 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,945 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,637 |
| Danube Countries | 0 | - | 4.97 | 71,100 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,790 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,559 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,530 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,454 |
| European Landlocked Countries | 0 | - | 4.99 | 145,781 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,243 |
| Countries with the Most Species | 0 | - | 4.99 | 95,255 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,390 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,205 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,376 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,971 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,592 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,967 |
| Countries in the Alps | 0 | - | 4.86 | 116,865 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,588 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,293 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,027 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,443 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,200 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,025 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,603 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,779 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,402 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,087 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,202 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,055 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,466 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,775 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,771 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,125 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,669 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,269 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,802 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,438 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,752 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,616 |
| Largest Countries By Category | 0 | - | 4.97 | 156,801 |
| Countries by Countries | 0 | - | 4.96 | 62,279 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,430 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,973 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 85,592 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,339 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,767 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,138 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,790 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 182,055 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 182,868 |
| Merged Countries #1 | 0 | - | 4.46 | 104,604 |
| Merged Countries #3 | 0 | - | 4.64 | 81,675 |
| Merged Countries #4 | 0 | - | 4.80 | 92,704 |
| Merged Countries #5 | 0 | - | 4.55 | 70,119 |
| Name a Valid Country Flag | 0 | - | 4.67 | 74,850 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,386 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,191 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,990 |
| Island Countries | 0 | - | 4.99 | 707,719 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,363,031 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 518,574 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 334,330 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 125,333 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,818 |
| Northernmost Countries | 0 | - | 4.99 | 357,874 |
| Countries of South America | 0 | - | 5.00 | 915,267 |
| Countries of Oceania | 0 | - | 5.00 | 1,041,086 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,849,387 |
| "Land" Countries | 0 | - | 4.98 | 333,715 |
| Countries That Border Russia | 0 | - | 4.98 | 459,031 |
| Countries Bordering France | 0 | - | 4.83 | 399,555 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,162 |
| Every American Country by Shape | 0 | - | 4.79 | 37,091 |
| Cross Flags of Europe | 0 | - | 4.42 | 296,936 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,556 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,775 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,436 |
| Countries with Megacities | 0 | - | 4.99 | 247,248 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,282 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,088 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,705 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,010 |
| Countries by Official Language | 0 | - | 4.95 | 192,821 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,188 |
| Countries in their Native Language | 0 | - | 4.99 | 196,686 |
| Independence from Whom | 0 | - | 4.99 | 209,769 |
| Subdivisions by Country | 0 | - | 4.86 | 50,080 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,813 |
| Megadiverse Countries | 0 | - | 4.97 | 133,925 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,846 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,929 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,438 |