| All Country Flags of the World | 0 | - | 5.00 | 3,706,477 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,544,531 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,096,519 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,011 |
| Flags with Crescents | 0 | - | 4.98 | 171,129 |
| Country Flag Trivia | 0 | - | 4.81 | 57,870 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,742 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,298 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,409 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,833 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,861 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,396 |
| 20 Random Country Flags | 0 | - | 4.99 | 617,998 |
| Flags of North and South America | 0 | - | 4.99 | 376,374 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,142 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,161 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,702 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,075 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,448 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,167 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,458 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,284 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,225 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,222 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,175 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,252 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,039 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,648 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,072 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,043 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,437 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,854 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,993 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,336 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,566 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,648 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,597 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,758 |
| Flags to Languages | 0 | - | 4.95 | 174,394 |
| Former Flags | 0 | - | 4.97 | 108,425 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,198 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,962 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,942 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,408 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,661 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,189 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,191 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,524 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,226 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,315 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,467 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,873 |
| Flag Maths | 0 | - | 4.61 | 57,825 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,717 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,108 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,214 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,015 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,616 |
| World Coats of Arms | 0 | - | 4.99 | 65,047 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,764 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,578 |
| Similar Flags #1 | 0 | - | 4.75 | 130,668 |
| Similar Flags #2 | 0 | - | 4.74 | 137,969 |
| Name a Valid Country Flag | 0 | - | 4.70 | 76,875 |
| Emoji Flags | 0 | - | 4.35 | 44,262 |
| Category Elimination - Country Flags #2 | 0 | - | 4.57 | 61,962 |
| Countries by Road Signs | 0 | - | 4.98 | 54,288 |
| Countries by Partial Flag Images #8 | 0 | - | 4.78 | 26,167 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,005 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,126 |
| Select the World Flags | 0 | - | 4.28 | 37,956 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,470 |
| Topological Map of Asia Quiz | 0 | - | 4.82 | 20,395 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,039 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,644 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,504 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,730 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,444 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,486 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,097 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,683 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,296 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,030 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,182 |
| Flag Coloring Book Puzzle #2 | 0 | - | 4.42 | 77,606 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,255,774 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,125 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,566 |
| Pixelated World Map | 0 | - | 5.00 | 143,993 |
| Image to Country - Multiple Choice #2 | 0 | - | 4.60 | 43,882 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,728,399 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,603 |
| Satellite Images - Europe | 0 | - | 4.47 | 105,112 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,384 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,492 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,009 |
| Flags of Oceania | 0 | - | 5.00 | 262,236 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,409 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,381 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,376 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,699 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,374 |
| Cities by Satellite #1 | 0 | - | 4.36 | 82,255 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,366 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,777 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,321 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,661 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,208 |
| Geography by Picture - B | 0 | - | 4.42 | 55,754 |
| Geography by Picture - H | 0 | - | 4.50 | 58,356 |
| Geography by Picture - N | 0 | - | 4.45 | 42,327 |
| Geography by Picture - R | 0 | - | 4.56 | 41,127 |
| Geography by Picture - T | 0 | - | 4.54 | 57,977 |
| Flags of WW1 | 0 | - | 4.60 | 38,646 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,279 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,946 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,460 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 131,603 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,200 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,688 |
| Name a Valid African Country | 0 | - | 4.98 | 154,921 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,753 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,888 |
| Boundary Waters | 0 | - | 4.92 | 88,725 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,379 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,606 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,222 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,875 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,884 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,813,387 |
| Landlocked Countries | 0 | - | 4.99 | 424,876 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,938 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 586,028 |
| Random Point on Land to European Country | 0 | - | 4.94 | 77,920 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,739 |
| Merged Countries #2 | 0 | - | 4.96 | 99,819 |
| Merged Countries #4 | 0 | - | 4.81 | 94,059 |
| Merged Countries #6 | 0 | - | 4.90 | 73,750 |
| Merged Countries #7 | 0 | - | 4.93 | 83,092 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,372 |
| Topological Map of Africa Quiz | 0 | - | 4.80 | 21,586 |
| Satellite Images #1 | 0 | - | 4.47 | 129,924 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,615 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,172 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,185 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,172 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,494 |
| British Geography Quiz #1 | 0 | - | 4.55 | 54,163 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,298 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,885 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,324 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,860 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,888 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 42,173 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,606 |
| World Capitals Quiz | 0 | - | 5.00 | 5,101,265 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,192 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,324 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,313 |
| Which City in Europe? | 0 | - | 4.83 | 107,823 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,812 |
| Himalayan Countries | 0 | - | 4.93 | 139,897 |
| Andean Countries | 0 | - | 4.94 | 85,248 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,419 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,752 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,987 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,292 |
| Danube Countries | 0 | - | 4.97 | 72,299 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,457 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,744 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,926 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,425 |
| European Landlocked Countries | 0 | - | 4.99 | 147,499 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,147 |
| Countries with the Most Species | 0 | - | 4.99 | 103,509 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,289 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,725 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,838 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,773 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,507 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,937 |
| Countries in the Alps | 0 | - | 4.87 | 118,651 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,423 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,681 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,903 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,933 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,856 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,170 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,295 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,796 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,360 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,098 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,809 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,681 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,480 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,714 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,808 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,601 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,546 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,636 |
