| 20 Random Country Flags | 0 | - | 4.99 | 611,047 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,418 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,672 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,178 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,104 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,094 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,797 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,889 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,389 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,360 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,279 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,389 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,494 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,259 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,956 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,407 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,655 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,038 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,321 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,625 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,845 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,944 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,745 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,384 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,887 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,347 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,109 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,714 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,373 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,909 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,306,066 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,627 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,064 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,373 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,216 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,114 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,346 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 906,612 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 416,434 |
| Every Country Shape | 0 | - | 5.00 | 464,247 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,546,891 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,926 |
| Flags of North and South America | 0 | - | 4.99 | 372,318 |
| Former Flags | 0 | - | 4.97 | 107,567 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,347 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,322 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,956 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,035 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,691 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,328 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,970 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 36,388 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,322 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,368 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,031 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,196 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,553 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,081 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,779 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,131 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 77,631 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,443 |
| Random Country Shape to Country | 0 | - | 4.90 | 112,936 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,624 |
| Flags of Oceania | 0 | - | 5.00 | 258,477 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,058 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 86,337 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 521,707 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 183,817 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 184,263 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 336,817 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 130,006 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,742 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,632 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,208 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,716,827 |
| Similar Flags #1 | 0 | - | 4.75 | 129,866 |
| Similar Flags #2 | 0 | - | 4.74 | 137,161 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,310 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,020 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,252 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,285 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,423 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,979 |
| Countries by Road Signs | 0 | - | 4.98 | 53,698 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,368 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 30,599 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 126,151 |
| Name a Valid Country Flag | 0 | - | 4.68 | 75,555 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.93 | 126,340 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,389 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,812 |
| Random Sequential Countries on the World Map - Hard Version | 0 | - | 5.00 | 75,511 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,317 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,134 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,947 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.87 | 53,301 |
| Merged Countries #2 | 0 | - | 4.96 | 98,954 |
| Merged Countries #6 | 0 | - | 4.90 | 73,170 |
| Merged Countries #7 | 0 | - | 4.93 | 82,513 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,365,693 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,201 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,818 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 171,166 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,398 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,398 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,760 |
| Pixelated World Map | 0 | - | 5.00 | 143,229 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,685 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,456 |
| World Coats of Arms | 0 | - | 4.99 | 64,384 |
| Landlocked Countries | 0 | - | 4.99 | 419,380 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 569,111 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,759,524 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,386 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,713 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,350 |
| Island Countries | 0 | - | 4.99 | 709,946 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,172 |
| Himalayan Countries | 0 | - | 4.95 | 137,605 |
| Andean Countries | 0 | - | 4.95 | 84,036 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,293 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,776 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,903 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,404 |
| Danube Countries | 0 | - | 4.97 | 71,709 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,618 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,107 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,728 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,804 |
| European Landlocked Countries | 0 | - | 4.99 | 146,817 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,192 |
| Countries with the Most Species | 0 | - | 4.99 | 102,966 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,338 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,441 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,603 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,338 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,016 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,403 |
| Countries in the Alps | 0 | - | 4.87 | 117,757 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,187 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,460 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,449 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,047 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,156 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,748 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,339 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,234 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,994 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,592 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,510 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,359 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,965 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,227 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,251 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,274 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,089 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,592 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,600 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,563 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,335 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,021 |
| Largest Countries By Category | 0 | - | 4.97 | 157,720 |
| Countries by Countries | 0 | - | 4.96 | 62,880 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,695 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,273 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,173 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,479 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,682 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,691 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,372 |
| Every American Country by Shape | 0 | - | 4.79 | 37,221 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,527 |
| Northernmost Countries | 0 | - | 4.99 | 360,677 |
| Countries of South America | 0 | - | 5.00 | 923,523 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,888 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,867,888 |
| "Land" Countries | 0 | - | 4.98 | 335,904 |
| Africa Map with Random Merged Countries | 0 | - | 4.95 | 73,451 |
| Cross Flags of Europe | 0 | - | 4.43 | 298,558 |
| Pixelated Country Shapes #1 | 0 | - | 4.74 | 72,326 |
| Pixelated Country Shapes #2 | 0 | - | 4.75 | 67,581 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.94 | 94,698 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.89 | 72,711 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 71,658 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 69,634 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.97 | 61,741 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 58,823 |
| Country Flag-Shape Picture Quiz #8 | 0 | - | 4.98 | 57,077 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,661 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 158,119 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 83,573 |
| Flags of the Middle East | 0 | - | 4.69 | 62,585 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,924 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,884 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,146 |
| Countries with Megacities | 0 | - | 4.99 | 261,606 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,013 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,064 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,297 |
