| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,880 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,811 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,152 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,662 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,784 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,555 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,305 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,296 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,064 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,049 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,875 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,098 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,189 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,959 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,648 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,138 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,478 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,867 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,022 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,337 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,526 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,663 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,223 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,770 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,090 |
| One Border Countries - Shape Quiz | 0 | - | 4.83 | 64,655 |
| Merged Countries #2 | 0 | - | 4.96 | 98,712 |
| Merged Countries #6 | 0 | - | 4.90 | 72,954 |
| Merged Countries #7 | 0 | - | 4.93 | 82,217 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,794 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,413 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,398 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,823 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,091 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,959 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,434 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,033 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,319 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,500 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,708 |
| Every Country Shape | 0 | - | 5.00 | 461,696 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,804 |
| Flags of North and South America | 0 | - | 4.99 | 370,097 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,187 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,005 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,829 |
| Former Flags | 0 | - | 4.97 | 107,166 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,148 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,134 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,350 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,560 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,927 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,155 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,865 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,475 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,408 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,704 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,989 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,644 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,627 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,277 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,828 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,333 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,898 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,213 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,249 |
| Flags of Oceania | 0 | - | 5.00 | 256,955 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,487 |
| Countries by Road Signs | 0 | - | 4.98 | 53,410 |
| Similar Flags #1 | 0 | - | 4.74 | 129,491 |
| Similar Flags #2 | 0 | - | 4.74 | 136,779 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,990 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,668 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,925 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,930 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,121 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,801 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,659 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,344 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,211 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,932 |
| Countries That Border Russia | 0 | - | 4.98 | 460,304 |
| Countries Bordering France | 0 | - | 4.83 | 401,101 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,993 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,711,632 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,483 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,268,288 |
| Merged Countries #1 | 0 | - | 4.46 | 104,822 |
| Merged Countries #3 | 0 | - | 4.64 | 81,850 |
| Merged Countries #4 | 0 | - | 4.80 | 92,906 |
| Merged Countries #5 | 0 | - | 4.54 | 70,299 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,106 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 125,973 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,963 |
| Countries Bordering India | 0 | - | 4.98 | 163,198 |
| Countries that Border China | 0 | - | 4.96 | 262,482 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,633 |
| Countries that Border Poland | 0 | - | 4.99 | 171,773 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,158,364 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,541,918 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,913 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,183 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,604 |
| Pixelated World Map | 0 | - | 5.00 | 142,869 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,533 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,375 |
| World Coats of Arms | 0 | - | 4.99 | 64,130 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,022 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,618 |
| Random Country Shape to Country | 0 | - | 4.90 | 111,921 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,942 |
| Landlocked Countries | 0 | - | 4.99 | 416,591 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 85,946 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 183,034 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 183,756 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,740,215 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 520,138 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 335,602 |
| Name a Valid Country Flag | 0 | - | 4.68 | 75,194 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,773 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,804 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,730 |
| Island Countries | 0 | - | 4.99 | 708,785 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,898 |
| Himalayan Countries | 0 | - | 4.95 | 136,474 |
| Andean Countries | 0 | - | 4.95 | 83,477 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,732 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,975 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,409 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,014 |
| Danube Countries | 0 | - | 4.97 | 71,416 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,201 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,842 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,142 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,103 |
| European Landlocked Countries | 0 | - | 4.99 | 146,125 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,754 |
| Countries with the Most Species | 0 | - | 4.99 | 101,411 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,890 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,328 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,506 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,154 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,802 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,182 |
| Countries in the Alps | 0 | - | 4.86 | 117,312 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,894 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,878 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,249 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,737 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,813 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,251 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,975 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,990 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,797 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,324 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,361 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,203 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,723 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,988 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,000 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,697 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,889 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,428 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,232 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,970 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,553 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,823 |
| Largest Countries By Category | 0 | - | 4.97 | 157,248 |
| Countries by Countries | 0 | - | 4.96 | 62,589 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,288 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,867 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,078 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,409 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,712 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,388 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,078 |
| Every American Country by Shape | 0 | - | 4.79 | 37,142 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 125,714 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,270 |
| Northernmost Countries | 0 | - | 4.99 | 359,338 |
| Countries of South America | 0 | - | 5.00 | 919,589 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,565 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,858,550 |
| "Land" Countries | 0 | - | 4.98 | 334,583 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 380,540 |
| Cross Flags of Europe | 0 | - | 4.43 | 297,704 |
| Random Sequential Countries on the World Map - Hard Version | 0 | - | 5.00 | 75,062 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,044 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,653 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,718 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,733 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,231 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,839 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,825 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,257 |
| Countries with Megacities | 0 | - | 4.99 | 248,897 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,109 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,537 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,466 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,488 |
