| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,442 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,443 |
| Flags with the Most Stars | 0 | - | 4.91 | 138,022 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,253 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,693 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,413 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,760 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,474 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,413 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,422 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,346 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,413 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,198 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,800 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,212 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,140 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,521 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,110 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,462 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,712 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,782 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,751 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,811 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,262 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,049 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,019 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,531 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,246 |
| 20 Random Country Flags | 0 | - | 4.99 | 619,600 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,318 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,633 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,259,322 |
| Flags of Asia Quiz | 0 | - | 4.99 | 620,950 |
| World Map without 12 Countries | 0 | - | 4.97 | 346,243 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 909,935 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,652 |
| Every Country Shape | 0 | - | 5.00 | 471,641 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,224 |
| Flags of North and South America | 0 | - | 4.99 | 377,399 |
| Former Flags | 0 | - | 4.97 | 108,672 |
| Countries by Road Signs | 0 | - | 4.98 | 54,390 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,953 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,808 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,773 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,519 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,646 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 297,543 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,915 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 165,307 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 40,099 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 34,397 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 105,190 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 112,176 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 123,019 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,969 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,159 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,675 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,409 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,825 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,910 |
| Flags of Oceania | 0 | - | 5.00 | 263,009 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,679 |
| Similar Flags #1 | 0 | - | 4.75 | 130,859 |
| Similar Flags #2 | 0 | - | 4.74 | 138,123 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,916,257 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,253 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,922 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,164 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,605 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,193 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,585 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 130,716 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,672 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,624 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,944 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,429 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,402,099 |
| Landlocked Countries | 0 | - | 4.99 | 426,476 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,986 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,322 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,904 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 65,240 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,703 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,514 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.87 | 42,325 |
| Merged Countries #2 | 0 | - | 4.96 | 99,910 |
| Merged Countries #4 | 0 | - | 4.81 | 94,151 |
| Merged Countries #6 | 0 | - | 4.90 | 73,844 |
| Merged Countries #7 | 0 | - | 4.93 | 83,179 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,928 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,216 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,294 |
| Pixelated World Map | 0 | - | 5.00 | 144,150 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,082 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,656 |
| World Coats of Arms | 0 | - | 4.99 | 65,225 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,807,517 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,519 |
| Himalayan Countries | 0 | - | 4.93 | 140,455 |
| Andean Countries | 0 | - | 4.94 | 85,599 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,738 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,196 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,304 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,540 |
| Danube Countries | 0 | - | 4.97 | 72,465 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,674 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,896 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,249 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,723 |
| European Landlocked Countries | 0 | - | 4.99 | 147,662 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,389 |
| Countries with the Most Species | 0 | - | 4.99 | 103,599 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,498 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,789 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,910 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,875 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,612 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,065 |
| Countries in the Alps | 0 | - | 4.87 | 118,848 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,777 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,980 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,008 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,084 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,028 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,316 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,469 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,913 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,460 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,224 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,909 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,778 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,600 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,843 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,943 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,969 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,654 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,400 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,736 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,928 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,282 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,547 |
| Largest Countries By Category | 0 | - | 4.97 | 158,944 |
| Countries by Countries | 0 | - | 4.96 | 63,703 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,323 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,424 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,688 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,467 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,146 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,560,298 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,707 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 72,391 |
| Random Country Shape to Country | 0 | - | 4.90 | 115,592 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,936 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,826 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,966 |
| Island Countries | 0 | - | 4.99 | 712,735 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,291 |
| Northernmost Countries | 0 | - | 4.99 | 364,254 |
| Countries of South America | 0 | - | 5.00 | 933,334 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,312 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,890,829 |
| "Land" Countries | 0 | - | 4.98 | 338,527 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,395,107 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 87,758 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 185,924 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 185,664 |
| Name a Valid Country Flag | 0 | - | 4.70 | 77,053 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 526,586 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 339,971 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,730,641 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,301 |
| Countries with Megacities | 0 | - | 4.99 | 267,412 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,975 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,223 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,300 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,324 |
| Countries by Official Language | 0 | - | 4.95 | 196,100 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,765 |
| Countries in their Native Language | 0 | - | 4.99 | 199,831 |
| Independence from Whom | 0 | - | 4.99 | 213,202 |
| Subdivisions by Country | 0 | - | 4.87 | 50,640 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,552 |
| Megadiverse Countries | 0 | - | 4.96 | 143,071 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,022 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,553 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,744 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,236 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,341 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,884 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,176 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,588 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,116 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,273 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,627 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,427 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,462 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,171 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,602 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,911 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,510 |