| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,957 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,752 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,991 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,951 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,173 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,661 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,427 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,532 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 146,206 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,374 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,671 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,622 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,583 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,626 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,720 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,500 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,156 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,589 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,756 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,160 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,509 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,846 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,052 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,151 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,990 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,801 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,521 |
| World Coats of Arms | 0 | - | 4.99 | 64,595 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,499 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,975 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,522 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,659 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,865 |
| 20 Random Country Flags | 0 | - | 4.99 | 613,201 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,991 |
| Countries by Road Signs | 0 | - | 4.98 | 53,878 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,793 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,214 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,506 |
| Merged Countries #2 | 0 | - | 4.96 | 99,128 |
| Merged Countries #6 | 0 | - | 4.90 | 73,330 |
| Merged Countries #7 | 0 | - | 4.93 | 82,674 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,497,911 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,604 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 907,460 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,011 |
| Every Country Shape | 0 | - | 5.00 | 466,122 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,327 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,957 |
| Flags of North and South America | 0 | - | 4.99 | 373,471 |
| Pixelated World Map | 0 | - | 5.00 | 143,473 |
| Former Flags | 0 | - | 4.97 | 107,813 |
| Landlocked Countries | 0 | - | 4.99 | 420,972 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,481 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,173 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,257 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,953 |
| Similar Flags #1 | 0 | - | 4.75 | 130,121 |
| Similar Flags #2 | 0 | - | 4.74 | 137,410 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,534 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,770,931 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,206 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,982 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,894 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,402 |
| Countries by Picture #1 | 0 | - | 4.51 | 116,568 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,731 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 47,905 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,720,088 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,350 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,446 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,419 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,936 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,139 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,712 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,301 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 37,074 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,565 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,596 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,234 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,394 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,729 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,245 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,934 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,300 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,623 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,684 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,200 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,559 |
| Island Countries | 0 | - | 4.99 | 710,616 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,973 |
| Himalayan Countries | 0 | - | 4.95 | 138,283 |
| Andean Countries | 0 | - | 4.95 | 84,361 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,583 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,494 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,207 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,621 |
| Danube Countries | 0 | - | 4.97 | 71,891 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,861 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,283 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,081 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,548 |
| European Landlocked Countries | 0 | - | 4.99 | 147,020 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,453 |
| Countries with the Most Species | 0 | - | 4.99 | 103,142 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,597 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,533 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,674 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,467 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,149 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,552 |
| Countries in the Alps | 0 | - | 4.87 | 118,030 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,252 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,822 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,575 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,501 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,374 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,870 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,534 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,392 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,110 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,738 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,585 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,440 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,111 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,381 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,410 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,654 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,208 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,720 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,304 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,655 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,876 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,427 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,806 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,139 |
| Largest Countries By Category | 0 | - | 4.97 | 158,007 |
| Countries by Countries | 0 | - | 4.96 | 63,075 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,526 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,657 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,822 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,380,970 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,528 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,237 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,533 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,243 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,481 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,518 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,630 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,148 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,529 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,868 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,561 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,330,458 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,048,506 |
| Northernmost Countries | 0 | - | 4.99 | 361,476 |
| Countries of South America | 0 | - | 5.00 | 925,746 |
| Countries of Oceania | 0 | - | 5.00 | 1,054,941 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,873,509 |
| "Land" Countries | 0 | - | 4.98 | 336,963 |
| All Country Flags of the World | 0 | - | 5.00 | 3,669,267 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,645 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,500 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.93 | 126,568 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,147 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 31,292 |
| One Border Countries - Shape Quiz | 0 | - | 4.85 | 64,916 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,410 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,236 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 42,050 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.94 | 94,893 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.89 | 72,878 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 71,784 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 69,765 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.97 | 61,867 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 58,949 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,318 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,820 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,858 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 158,488 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 83,771 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,498 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,518 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,614 |
| Countries with Megacities | 0 | - | 4.99 | 263,820 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,466 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,322 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,731 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,365 |
| Countries by Official Language | 0 | - | 4.95 | 195,035 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,091 |
| Countries in their Native Language | 0 | - | 4.99 | 198,540 |
| Independence from Whom | 0 | - | 4.99 | 211,839 |
| Subdivisions by Country | 0 | - | 4.86 | 50,384 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,465 |
| Megadiverse Countries | 0 | - | 4.96 | 134,922 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,898 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,285 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,868 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,073 |
