| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,300 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 113,827 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,410 |
| Flags that are Red & White Only | 0 | - | 4.97 | 145,665 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 144,207 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 73,069 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,372 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,353 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,018 |
| Country Flags with the Most Blue | 0 | - | 4.87 | 91,510 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,589 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,408 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,102 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,660 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,168 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,570 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,249 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,551 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,590 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,810 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 97,954 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,526 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,642 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,245 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 77,904 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,400 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,646 |
| 20 Random Country Flags | 0 | - | 4.99 | 603,416 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 111,964 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 82,519 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,223,834 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,395 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,020 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 903,373 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 414,182 |
| Every Country Shape | 0 | - | 5.00 | 457,916 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,123 |
| Flags of North and South America | 0 | - | 4.99 | 365,326 |
| Former Flags | 0 | - | 4.97 | 106,515 |
| Countries by Road Signs | 0 | - | 4.98 | 52,966 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,776 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,856 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 171,016 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 136,755 |
| Country Shapes Quiz #3 | 0 | - | 4.91 | 293,796 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 223,775 |
| Country Shapes Quiz #5 | 0 | - | 4.92 | 158,404 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,002 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,178 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,516 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,108 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,167 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 79,924 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,446 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 84,930 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,517 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,620 |
| Flags of Oceania | 0 | - | 5.00 | 254,555 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,617 |
| Country Flags with the Southern Cross | 0 | - | 4.78 | 61,276 |
| Similar Flags #1 | 0 | - | 4.74 | 128,951 |
| Similar Flags #2 | 0 | - | 4.74 | 136,207 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,847,191 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,437 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,174 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,452 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,405 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,698 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,529 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 27,497 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,153 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 152,608 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 41,554 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,467 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,354 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,213,763 |
| Landlocked Countries | 0 | - | 4.99 | 412,835 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 100,723 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 125,408 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,742 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,451 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 58,954 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 59,761 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,593 |
| Merged Countries #2 | 0 | - | 4.96 | 98,381 |
| Merged Countries #6 | 0 | - | 4.91 | 72,632 |
| Merged Countries #7 | 0 | - | 4.93 | 81,874 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,212 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,890 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,391 |
| Pixelated World Map | 0 | - | 5.00 | 141,749 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,311 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,251 |
| World Coats of Arms | 0 | - | 4.99 | 63,780 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,709,309 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,215 |
| Himalayan Countries | 0 | - | 4.95 | 135,036 |
| Andean Countries | 0 | - | 4.94 | 82,653 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,076 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 122,972 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,747 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,453 |
| Danube Countries | 0 | - | 4.97 | 70,989 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,632 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,450 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,277 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,184 |
| European Landlocked Countries | 0 | - | 4.99 | 145,662 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,039 |
| Countries with the Most Species | 0 | - | 4.99 | 95,181 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,180 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,172 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,331 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,905 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,502 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,861 |
| Countries in the Alps | 0 | - | 4.87 | 116,675 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,460 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,054 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,935 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,317 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,059 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,933 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,459 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,678 |
| Largest Country by Body of Water | 0 | - | 4.95 | 55,156 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,963 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,164 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 40,994 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,357 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,667 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,668 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,851 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,560 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,197 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,658 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,806 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,348 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,530 |
| Largest Countries By Category | 0 | - | 4.97 | 156,598 |
| Countries by Countries | 0 | - | 4.96 | 62,158 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,200 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,930 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,305 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,648 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,533,943 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,742 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,306 |
| Random Country Shape to Country | 0 | - | 4.90 | 110,817 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,969 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,810 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 400,959 |
| Island Countries | 0 | - | 4.99 | 707,208 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,263 |
| Northernmost Countries | 0 | - | 4.99 | 357,209 |
| Countries of South America | 0 | - | 5.00 | 913,286 |
| Countries of Oceania | 0 | - | 5.00 | 1,038,469 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,844,932 |
| "Land" Countries | 0 | - | 4.98 | 333,402 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,359,898 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 85,432 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 181,681 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 182,628 |
| Name a Valid Country Flag | 0 | - | 4.64 | 74,682 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 517,482 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 333,811 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,703,555 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,850 |
| Countries with Megacities | 0 | - | 4.99 | 246,140 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,766 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,726 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,229 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,661 |
| Countries by Official Language | 0 | - | 4.95 | 192,578 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,847 |
| Countries in their Native Language | 0 | - | 4.99 | 196,454 |
| Independence from Whom | 0 | - | 4.99 | 209,442 |
| Subdivisions by Country | 0 | - | 4.86 | 50,031 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,577 |
| Megadiverse Countries | 0 | - | 4.97 | 133,827 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,638 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,875 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,369 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,830 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,528 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,937 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,583 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,058 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,173 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,711 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,364 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,359 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,423 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,440 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,600 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 70,976 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,324 |
| World Map Quiz | 0 | - | 4.81 | 63,349 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,184 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,208 |