| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,411 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 113,925 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,506 |
| Flags that are Red & White Only | 0 | - | 4.97 | 152,205 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 144,327 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 73,328 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,436 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,438 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,113 |
| Country Flags with the Most Blue | 0 | - | 4.87 | 91,564 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,635 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,447 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,136 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,704 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,188 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,601 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,276 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,585 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,625 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,849 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 97,973 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,551 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,674 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,271 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 77,923 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,433 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,658 |
| 20 Random Country Flags | 0 | - | 4.99 | 603,581 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 111,983 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 82,538 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,258 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,557 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,059 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 903,519 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 414,316 |
| Every Country Shape | 0 | - | 5.00 | 458,048 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,290 |
| Flags of North and South America | 0 | - | 4.99 | 365,632 |
| Former Flags | 0 | - | 4.97 | 106,536 |
| Countries by Road Signs | 0 | - | 4.98 | 52,991 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,798 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,868 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 171,071 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 136,785 |
| Country Shapes Quiz #3 | 0 | - | 4.91 | 293,912 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 223,872 |
| Country Shapes Quiz #5 | 0 | - | 4.92 | 159,444 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,068 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,202 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,539 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,124 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,185 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 79,938 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,464 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 84,946 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,525 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,643 |
| Flags of Oceania | 0 | - | 5.00 | 254,643 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,662 |
| Country Flags with the Southern Cross | 0 | - | 4.78 | 61,285 |
| Similar Flags #1 | 0 | - | 4.74 | 128,972 |
| Similar Flags #2 | 0 | - | 4.74 | 136,239 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,856,886 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,461 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,192 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,472 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,428 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,717 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,538 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 27,594 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,180 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 152,704 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 41,591 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,496 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,374 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,215,540 |
| Landlocked Countries | 0 | - | 4.99 | 412,931 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 100,739 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 125,424 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,748 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,458 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 58,963 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 59,773 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,605 |
| Merged Countries #2 | 0 | - | 4.96 | 98,395 |
| Merged Countries #6 | 0 | - | 4.91 | 72,648 |
| Merged Countries #7 | 0 | - | 4.93 | 81,894 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,233 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,900 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,396 |
| Pixelated World Map | 0 | - | 5.00 | 141,996 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,319 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,254 |
| World Coats of Arms | 0 | - | 4.99 | 63,789 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,710,387 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,267 |
| Himalayan Countries | 0 | - | 4.95 | 135,073 |
| Andean Countries | 0 | - | 4.94 | 82,679 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,092 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,007 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,777 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,483 |
| Danube Countries | 0 | - | 4.97 | 71,009 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,647 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,464 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,302 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,223 |
| European Landlocked Countries | 0 | - | 4.99 | 145,675 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,062 |
| Countries with the Most Species | 0 | - | 4.99 | 95,193 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,213 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,178 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,334 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,913 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,518 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,873 |
| Countries in the Alps | 0 | - | 4.87 | 116,696 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,483 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,095 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,948 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,335 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,072 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,940 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,479 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,691 |
| Largest Country by Body of Water | 0 | - | 4.95 | 56,023 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,975 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,166 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,000 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,369 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,682 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,680 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,889 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,573 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,206 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,684 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,871 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,395 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,547 |
| Largest Countries By Category | 0 | - | 4.97 | 156,632 |
| Countries by Countries | 0 | - | 4.96 | 62,174 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,232 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,936 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,306 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,663 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,534,224 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,750 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,316 |
| Random Country Shape to Country | 0 | - | 4.90 | 110,842 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,103 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,852 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,024 |
| Island Countries | 0 | - | 4.99 | 707,268 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,445 |
| Northernmost Countries | 0 | - | 4.99 | 357,284 |
| Countries of South America | 0 | - | 5.00 | 913,530 |
| Countries of Oceania | 0 | - | 5.00 | 1,038,759 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,845,401 |
| "Land" Countries | 0 | - | 4.98 | 333,440 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,222 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 85,446 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 181,737 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 182,652 |
| Name a Valid Country Flag | 0 | - | 4.64 | 74,704 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 517,658 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 333,864 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,703,755 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,881 |
| Countries with Megacities | 0 | - | 4.99 | 246,234 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,799 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,744 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,267 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,680 |
| Countries by Official Language | 0 | - | 4.95 | 192,601 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,896 |
| Countries in their Native Language | 0 | - | 4.99 | 196,483 |
| Independence from Whom | 0 | - | 4.99 | 209,489 |
| Subdivisions by Country | 0 | - | 4.86 | 50,034 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,593 |
| Megadiverse Countries | 0 | - | 4.97 | 133,837 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,657 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,878 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,374 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,837 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,553 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,942 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,600 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,068 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,183 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,717 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,400 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,367 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,436 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,452 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,610 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 70,983 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,368 |
| World Map Quiz | 0 | - | 4.81 | 63,370 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,251 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,227 |
