| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,266 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,532 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,052 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,034 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,973 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,653 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,758 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,306 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,287 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,173 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,317 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,414 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,172 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,871 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,336 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,612 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,997 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,254 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,562 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,774 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,878 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,656 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,346 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,860 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,286 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,017 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,639 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,886 |
| 20 Random Country Flags | 0 | - | 4.99 | 610,275 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,554 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,012 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,239,731 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,323 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,901 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 906,357 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 416,279 |
| Every Country Shape | 0 | - | 5.00 | 463,616 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,166 |
| Flags of North and South America | 0 | - | 4.99 | 371,807 |
| Former Flags | 0 | - | 4.97 | 107,452 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,294 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,276 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,801 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,913 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,244 |
| Countries by Road Signs | 0 | - | 4.98 | 53,629 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,557 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,220 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,868 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 36,144 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,259 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,300 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,949 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,139 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,497 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,033 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,715 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,058 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,380 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,512 |
| Flags of Oceania | 0 | - | 5.00 | 258,117 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,888 |
| Similar Flags #1 | 0 | - | 4.75 | 129,759 |
| Similar Flags #2 | 0 | - | 4.74 | 137,067 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,235 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,910 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,180 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,199 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,339 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,929 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,915 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,640 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,539 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,159 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,271 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 30,338 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,296,667 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,315,295 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,290 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.93 | 126,237 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,350 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,776 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,276 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,096 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,913 |
| Merged Countries #2 | 0 | - | 4.96 | 98,887 |
| Merged Countries #6 | 0 | - | 4.90 | 73,117 |
| Merged Countries #7 | 0 | - | 4.93 | 82,436 |
| Landlocked Countries | 0 | - | 4.99 | 418,615 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,545,609 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,247 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,348 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,715 |
| Pixelated World Map | 0 | - | 5.00 | 143,129 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,651 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,436 |
| World Coats of Arms | 0 | - | 4.99 | 64,330 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,155 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,761 |
| Random Country Shape to Country | 0 | - | 4.90 | 112,780 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,755,095 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,830 |
| Himalayan Countries | 0 | - | 4.94 | 137,282 |
| Andean Countries | 0 | - | 4.95 | 83,858 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,136 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,536 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,785 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,305 |
| Danube Countries | 0 | - | 4.97 | 71,618 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,507 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,022 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,586 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,658 |
| European Landlocked Countries | 0 | - | 4.99 | 146,737 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,090 |
| Countries with the Most Species | 0 | - | 4.99 | 102,874 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,221 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,422 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,576 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,282 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,962 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,338 |
| Countries in the Alps | 0 | - | 4.87 | 117,634 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,101 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,313 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,387 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,955 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,055 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,425 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,244 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,158 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,945 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,525 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,458 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,323 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,897 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,171 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,183 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,128 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,043 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,554 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,483 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,237 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,154 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,975 |
| Largest Countries By Category | 0 | - | 4.97 | 157,584 |
| Countries by Countries | 0 | - | 4.96 | 62,812 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,461 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,062 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,163 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,149 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 86,240 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,464 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,623 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,296 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 183,631 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 184,134 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,267 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,519 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,508 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,875 |
| Countries that Start with D | 0 | - | 4.96 | 707,398 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,591 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,259 |
| Countries that Start with H | 0 | - | 4.96 | 602,889 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,954 |
| Countries that Start with J | 0 | - | 4.98 | 600,745 |
| Countries that Start with K | 0 | - | 4.97 | 813,828 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,682 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,633 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,130 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,142 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,341 |
| Countries that Start with U | 0 | - | 4.97 | 903,244 |
| Countries that Start with V | 0 | - | 4.98 | 608,305 |
| Countries that Start with F | 0 | - | 4.83 | 616,159 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,397 |
| Name a Valid Country Flag | 0 | - | 4.68 | 75,468 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,730 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,514 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,951 |
| Island Countries | 0 | - | 4.99 | 709,621 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,375,100 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 521,257 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 336,472 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 126,020 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,045,755 |
| Northernmost Countries | 0 | - | 4.99 | 360,356 |
| Countries of South America | 0 | - | 5.00 | 922,552 |
| Countries of Oceania | 0 | - | 5.00 | 1,050,546 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,865,545 |
| "Land" Countries | 0 | - | 4.98 | 335,730 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,715,504 |
| Every American Country by Shape | 0 | - | 4.79 | 37,199 |
| Cross Flags of Europe | 0 | - | 4.43 | 298,339 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,910 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,617 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,933 |
| Countries with Megacities | 0 | - | 4.99 | 257,706 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,801 |