| All Country Flags of the World | 0 | - | 5.00 | 3,058,467 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,390,572 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,015,608 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 680,572 |
| Flags with Crescents | 0 | - | 4.98 | 146,458 |
| Country Flag Trivia | 0 | - | 4.81 | 45,348 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.99 | 78,126 |
| Country Flags with the Union Jack | 0 | - | 4.83 | 57,630 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.82 | 43,220 |
| Countries by Bordering Flags #1 | 0 | - | 4.92 | 95,127 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 76,294 |
| Flags of the Mediterranean | 0 | - | 4.93 | 125,933 |
| Countries by Partial Flag Images #1 | 0 | - | 4.97 | 115,006 |
| Countries by Partial Flag Images #3 | 0 | - | 4.99 | 90,419 |
| Flags with the Most Stars | 0 | - | 4.90 | 108,392 |
| Flags that are Red & White Only | 0 | - | 4.97 | 132,433 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 127,915 |
| Flags of the Countries with Four Letters | 0 | - | 4.93 | 37,561 |
| Four Countries with Similar Flags #2 | 0 | - | 4.89 | 36,584 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 44,476 |
| Country Flags with the Most Red | 0 | - | 4.97 | 93,728 |
| Country Flags with the Most Blue | 0 | - | 4.90 | 81,116 |
| Country Flags with the Most Green | 0 | - | 4.95 | 81,809 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 83,251 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 89,327 |
| Country Flags with the Most Black | 0 | - | 4.94 | 87,747 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.94 | 56,133 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.93 | 44,568 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 82,830 |
| Countries by Partial Flag Images #4 | 0 | - | 4.90 | 63,712 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 49,433 |
| Countries With Blue and White Flags | 0 | - | 4.89 | 82,720 |
| Flags to Languages | 0 | - | 4.95 | 160,683 |
| Former Flags | 0 | - | 4.97 | 82,893 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 35,089 |
| Countries by Partial Flag Images #6 | 0 | - | 4.90 | 28,508 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 316,260 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.92 | 27,163 |
| Random Flag to Country | 0 | - | 4.99 | 516,185 |
| Country Flags Multiple Choice | 0 | - | 4.98 | 117,016 |
| Random Flags Quiz | 0 | - | 4.41 | 259,450 |
| Flags of Countries in the World Cup 2018 | 0 | - | 4.83 | 87,679 |
| Countries by Satellite Image #1 | 0 | - | 4.88 | 131,580 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 76,663 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.87 | 44,974 |
| Countries by Coat of Arms #1 | 0 | - | 4.95 | 58,879 |
| World Coats of Arms | 0 | - | 4.99 | 56,720 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 42,639 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 153,609 |
| Country Flags with the Southern Cross | 0 | - | 4.72 | 52,154 |
| Similar Flags #1 | 0 | - | 4.75 | 112,669 |
| Similar Flags #2 | 0 | - | 4.78 | 114,877 |
| Emoji Flags | 0 | - | 4.34 | 41,120 |
| Countries by Road Signs | 0 | - | 4.98 | 46,306 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 54,826 |
| Islands by Shape #2 | 0 | - | 4.87 | 45,348 |
| Select the World Flags | 0 | - | 4.31 | 33,907 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.76 | 23,926 |
| Merged Countries #2 | 0 | - | 4.96 | 90,785 |
| Merged Countries #4 | 0 | - | 4.86 | 85,801 |
| Merged Countries #6 | 0 | - | 4.90 | 66,285 |
| Merged Countries #7 | 0 | - | 4.94 | 75,472 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.65 | 54,897 |
| Name a Valid Country Flag | 0 | - | 4.56 | 49,136 |
| Countries by Satellite Image #3 | 0 | - | 4.65 | 66,901 |
| Countries by Satellite Image #2 | 0 | - | 4.79 | 64,993 |
| Countries by Satellite Image #4 | 0 | - | 4.66 | 62,922 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 44,234 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 41,693 |
| Countries by Coat of Arms #2 | 0 | - | 4.78 | 32,552 |
| Countries by Picture #1 | 0 | - | 4.51 | 91,072 |
| Countries by Picture #3 | 0 | - | 4.52 | 55,259 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 43,025 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,067,103 |
| Flags of Asia Quiz | 0 | - | 4.99 | 535,141 |
| Pixelated World Map | 0 | - | 5.00 | 130,625 |
| Flags of Africa Quiz | 0 | - | 4.99 | 396,579 |
| Flag Coloring Book Puzzle #2 | 0 | - | 4.42 | 68,187 |
| Monarchies Bordering Monarchies | 0 | - | 4.86 | 56,291 |
| Satellite Images - Europe | 0 | - | 4.44 | 82,986 |
| European Cities by Picture #2 | 0 | - | 4.44 | 35,159 |
| Cities by Satellite #1 | 0 | - | 4.37 | 72,015 |
| Cities by Satellite #2 | 0 | - | 4.47 | 23,075 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.85 | 209,875 |
| Countries by Picture #4 | 0 | - | 4.17 | 42,392 |
| Countries by Picture #2 | 0 | - | 4.37 | 65,148 |
| Countries by Picture #5 | 0 | - | 4.27 | 40,372 |
| Countries by Picture #6 | 0 | - | 4.14 | 34,006 |
| European Countries with One Border | 0 | - | 4.96 | 152,640 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 146,551 |
| Most Powerful Countries Bordering Each Other | 0 | - | 4.85 | 50,522 |
| Geography by Picture - H | 0 | - | 4.51 | 55,632 |
| Geography by Picture - N | 0 | - | 4.46 | 39,949 |
| Geography by Picture - R | 0 | - | 4.54 | 38,938 |
| Geography by Picture - T | 0 | - | 4.56 | 55,258 |
| Flags of Oceania | 0 | - | 5.00 | 220,705 |
| Three Band Flags of Europe | 0 | - | 4.97 | 174,241 |
| Pixelated Africa Map | 0 | - | 4.98 | 89,811 |
| Pixelated Asia Map | 0 | - | 4.90 | 64,480 |
| Pixelated Europe Map | 0 | - | 4.90 | 111,034 |
| Boundary Waters | 0 | - | 4.93 | 82,038 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 76,438 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.92 | 47,207 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 52,582 |
| Countries That Border Russia | 0 | - | 4.98 | 431,292 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 109,975 |
| Richest Countries Bordering Each Other | 0 | - | 4.98 | 130,934 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.90 | 82,582 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.90 | 89,088 |
| Countries Bordering France | 0 | - | 4.87 | 361,646 |
| Countries Bordering Germany | 0 | - | 4.99 | 344,486 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.96 | 63,705 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,781,147 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 334,580 |
| Merged Countries #1 | 0 | - | 4.45 | 97,935 |
| Merged Countries #3 | 0 | - | 4.72 | 76,265 |
| Merged Countries #5 | 0 | - | 4.57 | 64,673 |
| Satellite Images Quiz #1 | 0 | - | 4.47 | 123,635 |
| Satellite Images Quiz #2 | 0 | - | 4.65 | 104,484 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 85,048 |
| Satellite Images Quiz #5 | 0 | - | 4.46 | 46,302 |
| Satellite Images Quiz #6 | 0 | - | 4.53 | 36,067 |
| Cities by Picture #1 | 0 | - | 4.70 | 78,375 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.51 | 23,674 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.83 | 30,800 |
| World Capitals Quiz | 0 | - | 5.00 | 4,578,118 |
| Countries Bordering the Four Color Seas | 0 | - | 4.93 | 19,259 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,174,149 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,230,385 |
| Countries Bordering India | 0 | - | 4.98 | 156,987 |
| Countries that Border Hungary | 0 | - | 4.98 | 97,473 |
| Countries Bordering Austria | 0 | - | 4.97 | 111,191 |
| Countries Bordering Tanzania | 0 | - | 4.97 | 66,851 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.44 | 339,607 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.55 | 382,341 |
| Countries Bordering Iran | 0 | - | 4.82 | 89,216 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.92 | 260,527 |
| Countries Bordering D.R. Congo | 0 | - | 4.98 | 60,740 |
| Countries that Border China | 0 | - | 4.96 | 235,831 |
| Countries that Border Iraq | 0 | - | 4.97 | 102,591 |
| Countries Bordering Kenya | 0 | - | 4.86 | 58,694 |
| Countries Bordering Myanmar | 0 | - | 4.85 | 71,928 |
| Countries Bordering Saudi Arabia | 0 | - | 4.94 | 112,890 |
| Countries Bordering Serbia | 0 | - | 4.95 | 84,395 |
| Countries Bordering South Africa | 0 | - | 4.97 | 78,790 |
| Countries Bordering Turkey | 0 | - | 4.98 | 110,088 |
| Countries Bordering Italy | 0 | - | 4.95 | 95,655 |
| Countries that Border Poland | 0 | - | 4.99 | 160,661 |
| Geography by Picture - A | 0 | - | 4.35 | 57,358 |
| Geography by Picture - B | 0 | - | 4.37 | 52,859 |
| Geography by Picture - D | 0 | - | 4.13 | 43,507 |
| Geography by Picture - F | 0 | - | 4.29 | 48,679 |
| Geography by Picture - G | 0 | - | 4.39 | 45,720 |
| Geography by Picture - J | 0 | - | 4.14 | 36,668 |
| Geography by Picture - C | 0 | - | 4.28 | 54,601 |
| Geography by Picture - L | 0 | - | 4.34 | 56,262 |
| Geography by Picture - M | 0 | - | 4.11 | 38,660 |
| Geography by Picture - P | 0 | - | 4.26 | 40,475 |
| Geography by Picture - S | 0 | - | 4.35 | 44,925 |
| Islands by Shape #1 | 0 | - | 4.28 | 71,836 |
| Islands by Picture | 0 | - | 4.29 | 94,150 |
| World Geography on a Map #1 | 0 | - | 4.93 | 68,291 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 85,669 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 139,866 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 111,589 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.94 | 111,646 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,408,964 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 345,206 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 362,816 |
| Members of the Arab League | 0 | - | 4.86 | 66,395 |
| Island Countries Quiz | 0 | - | 4.99 | 668,850 |
| Sahara Desert Countries | 0 | - | 4.97 | 130,564 |
| Himalayan Countries | 0 | - | 4.94 | 108,510 |
| Andean Countries | 0 | - | 4.91 | 60,266 |
| Countries with the Oldest Median Age | 0 | - | 4.82 | 61,429 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 50,883 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 104,508 |
| Coffee Producing Countries | 0 | - | 4.82 | 54,871 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 54,292 |
| Danube Countries | 0 | - | 4.96 | 57,246 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 92,255 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 65,313 |
| Countries with the Best Passports | 0 | - | 4.86 | 72,751 |
| Countries with the Worst Passports | 0 | - | 4.88 | 50,439 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 111,076 |
| European Landlocked Countries | 0 | - | 4.99 | 137,241 |
| Partially Recognized Countries | 0 | - | 4.98 | 90,847 |
| Countries with the Most Species | 0 | - | 4.99 | 89,869 |
| Countries 197 to 205 | 0 | - | 4.87 | 57,380 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 45,034 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 44,328 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 49,088 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,901 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 59,145 |
| Countries with a AAA Credit Rating | 0 | - | 4.87 | 49,955 |
| Countries in the Alps | 0 | - | 4.84 | 103,907 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 86,472 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 89,600 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 72,308 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 79,406 |
