| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,724 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,085 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,551 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,726 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,435 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,235 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,209 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,015 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,009 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,812 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,051 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,144 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,905 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,612 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,092 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,452 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,837 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,982 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,286 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,476 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,606 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,200 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,751 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,056 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,749 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,380 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,350 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,811 |
| 20 Random Country Flags | 0 | - | 4.99 | 607,808 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,305 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,852 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,233,542 |
| Flags of Asia Quiz | 0 | - | 4.99 | 608,513 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,195 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,367 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,616 |
| Every Country Shape | 0 | - | 5.00 | 461,263 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,301 |
| Flags of North and South America | 0 | - | 4.99 | 369,741 |
| Former Flags | 0 | - | 4.97 | 107,107 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,112 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,113 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,282 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,506 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,854 |
| Countries by Road Signs | 0 | - | 4.98 | 53,361 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,085 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,797 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,390 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,268 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,664 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,950 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,611 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,590 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,248 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,791 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,302 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,868 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 77,376 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,191 |
| A Square of Merged Countries #2 | 0 | - | 4.97 | 41,206 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,194 |
| Flags of Oceania | 0 | - | 5.00 | 256,708 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,413 |
| Similar Flags #1 | 0 | - | 4.74 | 129,441 |
| Similar Flags #2 | 0 | - | 4.74 | 136,720 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,961 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,640 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,888 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,894 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,088 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,771 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,625 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,301 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,164 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,915 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,888 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 29,305 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,262,861 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,125,823 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,073 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 125,927 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,943 |
| One Border Countries - Shape Quiz | 0 | - | 4.83 | 64,638 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,166 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 59,977 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,802 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.87 | 53,049 |
| Merged Countries #2 | 0 | - | 4.96 | 98,677 |
| Merged Countries #6 | 0 | - | 4.90 | 72,926 |
| Merged Countries #7 | 0 | - | 4.93 | 82,175 |
| Landlocked Countries | 0 | - | 4.99 | 416,178 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 560,565 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,541,085 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,859 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,161 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,586 |
| Pixelated World Map | 0 | - | 5.00 | 142,827 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,519 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,363 |
| World Coats of Arms | 0 | - | 4.99 | 64,098 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,003 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,596 |
| Random Country Shape to Country | 0 | - | 4.90 | 111,764 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,737,293 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,693 |
| Himalayan Countries | 0 | - | 4.95 | 136,301 |
| Andean Countries | 0 | - | 4.95 | 83,372 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,635 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,857 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,334 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,945 |
| Danube Countries | 0 | - | 4.97 | 71,343 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,130 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,802 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,053 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,001 |
| European Landlocked Countries | 0 | - | 4.99 | 146,065 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,680 |
| Countries with the Most Species | 0 | - | 4.99 | 99,075 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,827 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,309 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,481 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,124 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,775 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,143 |
| Countries in the Alps | 0 | - | 4.86 | 117,273 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,856 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,782 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,217 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,683 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,677 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,212 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,930 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,962 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,762 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,291 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,335 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,187 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,682 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,952 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,961 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,623 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,861 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,394 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,145 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,722 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,450 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,786 |
| Largest Countries By Category | 0 | - | 4.97 | 157,196 |
| Countries by Countries | 0 | - | 4.96 | 62,549 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,811 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,065 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 85,884 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,400 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,558 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,360 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,039 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 182,927 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 183,692 |
| Name a Valid Country Flag | 0 | - | 4.67 | 75,151 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,470 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,611 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,398 |
| Island Countries | 0 | - | 4.99 | 708,651 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,369,287 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 519,970 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 335,346 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 125,666 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,788 |
| Northernmost Countries | 0 | - | 4.99 | 359,131 |
| Countries of South America | 0 | - | 5.00 | 919,029 |
| Countries of Oceania | 0 | - | 5.00 | 1,045,826 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,857,120 |
| "Land" Countries | 0 | - | 4.98 | 334,305 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,710,949 |
| Every American Country by Shape | 0 | - | 4.79 | 37,131 |
| Cross Flags of Europe | 0 | - | 4.43 | 297,591 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,245 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,664 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,151 |
| Countries with Megacities | 0 | - | 4.99 | 248,678 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,015 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,473 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,388 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,426 |
| Countries by Official Language | 0 | - | 4.95 | 193,853 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,329 |
| Countries in their Native Language | 0 | - | 4.99 | 197,493 |
| Independence from Whom | 0 | - | 4.99 | 210,427 |
| Subdivisions by Country | 0 | - | 4.86 | 50,176 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,239 |
| Megadiverse Countries | 0 | - | 4.96 | 134,506 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,697 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,059 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,608 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,938 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,310 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,182 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,492 |
