| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,982 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,311 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,835 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,894 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,729 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,459 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,493 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,162 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,147 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,995 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,185 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,287 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,036 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,747 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,216 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,535 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,935 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,107 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,415 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,627 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,728 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,272 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,812 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,172 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,885 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,495 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,512 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,854 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,896 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,424 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,938 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,681 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,903 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,566 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,840 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,927 |
| Every Country Shape | 0 | - | 5.00 | 462,540 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,707 |
| Flags of North and South America | 0 | - | 4.99 | 370,870 |
| Former Flags | 0 | - | 4.97 | 107,288 |
| Countries by Road Signs | 0 | - | 4.98 | 53,499 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,217 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,198 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,540 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,707 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,319 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,004 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,652 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,708 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,895 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,090 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,749 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,730 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,343 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,895 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,401 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,967 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,365 |
| Flags of Oceania | 0 | - | 5.00 | 257,433 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,659 |
| Similar Flags #1 | 0 | - | 4.74 | 129,602 |
| Similar Flags #2 | 0 | - | 4.74 | 136,902 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,221,178 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,098 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,768 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,033 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,067 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,213 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,861 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,844 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,768 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,477 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,342 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,021 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,100 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,280,137 |
| Landlocked Countries | 0 | - | 4.99 | 417,370 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,186 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 126,077 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,007 |
| One Border Countries - Shape Quiz | 0 | - | 4.83 | 64,709 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,225 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,044 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,860 |
| Merged Countries #2 | 0 | - | 4.96 | 98,796 |
| Merged Countries #6 | 0 | - | 4.90 | 73,032 |
| Merged Countries #7 | 0 | - | 4.93 | 82,299 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,047 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,251 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,652 |
| Pixelated World Map | 0 | - | 5.00 | 142,974 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,589 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,403 |
| World Coats of Arms | 0 | - | 4.99 | 64,205 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,746,259 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,260 |
| Himalayan Countries | 0 | - | 4.95 | 136,793 |
| Andean Countries | 0 | - | 4.95 | 83,626 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,881 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,185 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,552 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,144 |
| Danube Countries | 0 | - | 4.97 | 71,496 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,327 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,913 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,326 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,338 |
| European Landlocked Countries | 0 | - | 4.99 | 146,207 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,897 |
| Countries with the Most Species | 0 | - | 4.99 | 102,462 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,026 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,359 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,540 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,209 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,861 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,243 |
| Countries in the Alps | 0 | - | 4.86 | 117,449 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,976 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,065 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,312 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,816 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,915 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,329 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,086 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,053 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,869 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,404 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,408 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,247 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,796 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,063 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,072 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,865 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,948 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,478 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,314 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,459 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,794 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,881 |
| Largest Countries By Category | 0 | - | 4.97 | 157,376 |
| Countries by Countries | 0 | - | 4.96 | 62,681 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,967 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,112 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,430 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,159 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,543,578 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,081 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,676 |
| Random Country Shape to Country | 0 | - | 4.90 | 112,347 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,661 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,154 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,297 |
| Island Countries | 0 | - | 4.99 | 709,148 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,307 |
| Northernmost Countries | 0 | - | 4.99 | 359,776 |
| Countries of South America | 0 | - | 5.00 | 920,718 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,374 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,861,286 |
| "Land" Countries | 0 | - | 4.98 | 335,266 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,372,294 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 86,053 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 183,274 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 183,919 |
| Name a Valid Country Flag | 0 | - | 4.68 | 75,305 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 520,570 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 335,982 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,713,123 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,528 |
| Countries with Megacities | 0 | - | 4.99 | 249,484 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,375 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,688 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,708 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,656 |
| Countries by Official Language | 0 | - | 4.95 | 194,287 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,115 |
| Countries in their Native Language | 0 | - | 4.99 | 197,882 |
| Independence from Whom | 0 | - | 4.99 | 210,998 |
| Subdivisions by Country | 0 | - | 4.86 | 50,230 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,468 |
| Megadiverse Countries | 0 | - | 4.96 | 134,624 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,039 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,119 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,670 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,967 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,527 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,281 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,722 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,635 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,413 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,824 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,499 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,628 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,725 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,690 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,904 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,252 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,772 |
| World Map Quiz | 0 | - | 4.81 | 64,244 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,774 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,797 |