| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,939 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,257 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,798 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,869 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,699 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,433 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,439 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,142 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,130 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,971 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,164 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,266 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,020 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,733 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,201 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,517 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,921 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,083 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,398 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,598 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,716 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,262 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,799 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,158 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,865 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,471 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,494 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,843 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,722 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,405 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,925 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,146 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,668 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,503 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,747 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,873 |
| Every Country Shape | 0 | - | 5.00 | 462,281 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,463 |
| Flags of North and South America | 0 | - | 4.99 | 370,659 |
| Former Flags | 0 | - | 4.97 | 107,253 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,199 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,177 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,487 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,657 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,036 |
| Countries by Road Signs | 0 | - | 4.98 | 53,475 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,274 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,968 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,621 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,637 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,810 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,062 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,712 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,702 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,322 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,878 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,379 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,950 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 77,451 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,263 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,339 |
| Flags of Oceania | 0 | - | 5.00 | 257,294 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,613 |
| Similar Flags #1 | 0 | - | 4.74 | 129,576 |
| Similar Flags #2 | 0 | - | 4.74 | 136,866 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,075 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,739 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,007 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,036 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,188 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,839 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,741 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,437 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,311 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,005 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,069 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,754 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,276,960 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,204,669 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,169 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 126,046 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,994 |
| One Border Countries - Shape Quiz | 0 | - | 4.83 | 64,693 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,214 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,034 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,849 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.87 | 53,130 |
| Merged Countries #2 | 0 | - | 4.96 | 98,775 |
| Merged Countries #6 | 0 | - | 4.90 | 73,009 |
| Merged Countries #7 | 0 | - | 4.93 | 82,275 |
| Landlocked Countries | 0 | - | 4.99 | 417,180 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 563,331 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,543,073 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,020 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,233 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,641 |
| Pixelated World Map | 0 | - | 5.00 | 142,950 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,570 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,394 |
| World Coats of Arms | 0 | - | 4.99 | 64,176 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,063 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,662 |
| Random Country Shape to Country | 0 | - | 4.90 | 112,282 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,744,574 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,183 |
| Himalayan Countries | 0 | - | 4.95 | 136,737 |
| Andean Countries | 0 | - | 4.95 | 83,589 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,850 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,138 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,510 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,115 |
| Danube Countries | 0 | - | 4.97 | 71,479 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,292 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,891 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,281 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,272 |
| European Landlocked Countries | 0 | - | 4.99 | 146,182 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,855 |
| Countries with the Most Species | 0 | - | 4.99 | 102,326 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,989 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,352 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,533 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,202 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,846 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,227 |
| Countries in the Alps | 0 | - | 4.86 | 117,415 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,954 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,024 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,295 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,795 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,892 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,313 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,060 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,034 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,854 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,389 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,390 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,230 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,780 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,040 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,050 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,825 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,932 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,462 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,296 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,306 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,724 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,869 |
| Largest Countries By Category | 0 | - | 4.97 | 157,349 |
| Countries by Countries | 0 | - | 4.96 | 62,654 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,943 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,100 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 86,027 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,416 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,923 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,450 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,137 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 183,207 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 183,879 |
| Name a Valid Country Flag | 0 | - | 4.68 | 75,278 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,441 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,051 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,155 |
| Island Countries | 0 | - | 4.99 | 709,052 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,371,785 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 520,460 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 335,875 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 125,821 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,991 |
| Northernmost Countries | 0 | - | 4.99 | 359,662 |
| Countries of South America | 0 | - | 5.00 | 920,421 |
| Countries of Oceania | 0 | - | 5.00 | 1,047,944 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,860,537 |
| "Land" Countries | 0 | - | 4.98 | 335,057 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,712,767 |
| Every American Country by Shape | 0 | - | 4.79 | 37,159 |
| Cross Flags of Europe | 0 | - | 4.43 | 297,901 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,749 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,059 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,461 |
| Countries with Megacities | 0 | - | 4.99 | 249,362 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,313 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,649 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,634 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,623 |
| Countries by Official Language | 0 | - | 4.95 | 194,200 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,005 |
| Countries in their Native Language | 0 | - | 4.99 | 197,805 |
| Independence from Whom | 0 | - | 4.99 | 210,944 |
| Subdivisions by Country | 0 | - | 4.86 | 50,219 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,433 |
| Megadiverse Countries | 0 | - | 4.96 | 134,594 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,968 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,103 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,657 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,960 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,508 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,266 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,684 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,588 |