| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,598 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,981 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,459 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,665 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,296 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,141 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,040 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,958 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,952 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,734 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,996 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,075 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,847 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,560 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,039 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,426 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,814 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,924 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,228 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,402 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,534 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,184 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,730 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 44,001 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,675 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,323 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,279 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,789 |
| 20 Random Country Flags | 0 | - | 4.99 | 607,192 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,262 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,810 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,232,177 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,885 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,042 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,142 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,467 |
| Every Country Shape | 0 | - | 5.00 | 460,817 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,717 |
| Flags of North and South America | 0 | - | 4.99 | 369,284 |
| Former Flags | 0 | - | 4.97 | 107,009 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,064 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,075 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,162 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,426 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,758 |
| Countries by Road Signs | 0 | - | 4.98 | 53,302 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 294,969 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,715 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,281 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,105 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,591 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,888 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,536 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,527 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,199 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,740 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,237 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,807 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 77,339 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,158 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,126 |
| Flags of Oceania | 0 | - | 5.00 | 256,423 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,300 |
| Similar Flags #1 | 0 | - | 4.74 | 129,377 |
| Similar Flags #2 | 0 | - | 4.74 | 136,652 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,892 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,572 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,834 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,823 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,034 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,743 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,561 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,238 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,079 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,858 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,815 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 29,064 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,255,884 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,082,374 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,043 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.93 | 125,844 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,914 |
| One Border Countries - Shape Quiz | 0 | - | 4.83 | 64,611 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,136 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 59,933 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,774 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.87 | 53,006 |
| Merged Countries #2 | 0 | - | 4.96 | 98,629 |
| Merged Countries #6 | 0 | - | 4.90 | 72,872 |
| Merged Countries #7 | 0 | - | 4.92 | 82,117 |
| Landlocked Countries | 0 | - | 4.99 | 415,647 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 558,774 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,540,048 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,771 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,114 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,558 |
| Pixelated World Map | 0 | - | 5.00 | 142,744 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,487 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,342 |
| World Coats of Arms | 0 | - | 4.99 | 64,051 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,958 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,550 |
| Random Country Shape to Country | 0 | - | 4.90 | 111,604 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,733,149 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,427 |
| Himalayan Countries | 0 | - | 4.95 | 136,077 |
| Andean Countries | 0 | - | 4.95 | 83,224 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,544 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,706 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,229 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,872 |
| Danube Countries | 0 | - | 4.97 | 71,289 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,044 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,743 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,925 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,872 |
| European Landlocked Countries | 0 | - | 4.99 | 145,997 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,581 |
| Countries with the Most Species | 0 | - | 4.99 | 95,361 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,709 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,282 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,448 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,086 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,736 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,104 |
| Countries in the Alps | 0 | - | 4.86 | 117,165 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,789 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,651 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,175 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,612 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,417 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,165 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,839 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,915 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,715 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,232 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,285 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,155 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,642 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,907 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,916 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,524 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,818 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,363 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,076 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,436 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,285 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,748 |
| Largest Countries By Category | 0 | - | 4.97 | 157,084 |
| Countries by Countries | 0 | - | 4.96 | 62,469 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,721 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,040 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 85,815 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,387 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,391 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,312 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,990 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 182,795 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 183,607 |
| Name a Valid Country Flag | 0 | - | 4.67 | 75,080 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,071 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,977 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,946 |
| Island Countries | 0 | - | 4.99 | 708,445 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,367,903 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 519,653 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 335,082 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 125,602 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,120 |
| Northernmost Countries | 0 | - | 4.99 | 358,855 |
| Countries of South America | 0 | - | 5.00 | 918,274 |
| Countries of Oceania | 0 | - | 5.00 | 1,044,856 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,855,347 |
| "Land" Countries | 0 | - | 4.98 | 334,168 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,709,863 |
| Every American Country by Shape | 0 | - | 4.79 | 37,119 |
| Cross Flags of Europe | 0 | - | 4.43 | 297,451 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,438,400 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,490 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,993 |
| Countries with Megacities | 0 | - | 4.99 | 248,381 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,887 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,398 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,274 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,338 |
| Countries by Official Language | 0 | - | 4.95 | 193,317 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,864 |
| Countries in their Native Language | 0 | - | 4.99 | 197,123 |
| Independence from Whom | 0 | - | 4.99 | 210,237 |
| Subdivisions by Country | 0 | - | 4.86 | 50,155 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,123 |
| Megadiverse Countries | 0 | - | 4.96 | 134,479 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,290 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,030 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,563 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,919 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,919 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,150 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,395 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,472 |