| All Country Flags of the World | 0 | - | 5.00 | 3,667,409 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,537,714 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,093,178 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 733,601 |
| Flags with Crescents | 0 | - | 4.98 | 169,687 |
| Country Flag Trivia | 0 | - | 4.81 | 57,098 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,849 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,569 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,508 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,316 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,276 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,868 |
| 20 Random Country Flags | 0 | - | 4.99 | 612,871 |
| Flags of North and South America | 0 | - | 4.99 | 373,294 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,894 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,116 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,610 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,391 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,491 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 146,160 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,322 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,639 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,604 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,542 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,591 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,690 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,477 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,136 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,569 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,745 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,144 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,419 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,483 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,818 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,019 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,120 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,951 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,488 |
| Flags to Languages | 0 | - | 4.95 | 173,688 |
| Former Flags | 0 | - | 4.97 | 107,782 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,969 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,575 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,492 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,628 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,977 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,770 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,197 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,607 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,620 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,006 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,587 |
| Flag Maths | 0 | - | 4.64 | 57,765 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,891 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,723 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,979 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,790 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,516 |
| World Coats of Arms | 0 | - | 4.99 | 64,571 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,825 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 171,528 |
| Similar Flags #1 | 0 | - | 4.75 | 130,088 |
| Similar Flags #2 | 0 | - | 4.74 | 137,375 |
| Name a Valid Country Flag | 0 | - | 4.69 | 75,771 |
| Emoji Flags | 0 | - | 4.35 | 44,111 |
| Countries by Road Signs | 0 | - | 4.98 | 53,857 |
| Countries by Partial Flag Images #8 | 0 | - | 4.78 | 24,994 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,642 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,930 |
| Select the World Flags | 0 | - | 4.27 | 37,760 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,293 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,468 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,164 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,239 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,946 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,524 |
| Countries by Picture #1 | 0 | - | 4.51 | 115,834 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,678 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 47,888 |
| Flag Coloring Book Puzzle #2 | 0 | - | 4.42 | 77,135 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,244,846 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,869 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,087 |
| Pixelated World Map | 0 | - | 5.00 | 143,430 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,719,744 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,664 |
| Satellite Images - Europe | 0 | - | 4.47 | 104,561 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,212 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,992 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,340 |
| Flags of Oceania | 0 | - | 5.00 | 259,599 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,393 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,048 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,893 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,245 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,796 |
| Cities by Satellite #1 | 0 | - | 4.37 | 81,129 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,080 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,487 |
| Countries by Picture #2 | 0 | - | 4.38 | 71,835 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,387 |
| Countries by Picture #6 | 0 | - | 4.16 | 36,975 |
| Geography by Picture - B | 0 | - | 4.42 | 55,621 |
| Geography by Picture - H | 0 | - | 4.50 | 58,246 |
| Geography by Picture - N | 0 | - | 4.45 | 42,216 |
| Geography by Picture - R | 0 | - | 4.56 | 41,039 |
| Geography by Picture - T | 0 | - | 4.54 | 57,860 |
| Flags of WW1 | 0 | - | 4.60 | 38,408 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,923 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,549 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,444 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 130,747 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,200 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,047 |
| Name a Valid African Country | 0 | - | 4.98 | 154,130 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,763 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,827 |
| Boundary Waters | 0 | - | 4.92 | 88,484 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,180 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,130 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,497 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,487 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,443 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,482,173 |
| Landlocked Countries | 0 | - | 4.99 | 420,804 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,109 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 573,209 |
| Random Point on Land to European Country | 0 | - | 4.94 | 77,210 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,501 |
| Merged Countries #2 | 0 | - | 4.96 | 99,108 |
| Merged Countries #6 | 0 | - | 4.90 | 73,314 |
| Merged Countries #7 | 0 | - | 4.93 | 82,655 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,884 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 20,175 |
| Satellite Images #1 | 0 | - | 4.47 | 129,405 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,328 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,936 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,949 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,001 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,041 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,782 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,625 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,865 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,207 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,221 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,606 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,511 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,958 |
| World Capitals Quiz | 0 | - | 5.00 | 5,075,735 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,837 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,005 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,750 |
| Which City in Europe? | 0 | - | 4.83 | 107,426 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,877 |
| Himalayan Countries | 0 | - | 4.95 | 138,205 |
| Andean Countries | 0 | - | 4.95 | 84,326 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,546 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,431 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,174 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,602 |
| Danube Countries | 0 | - | 4.97 | 71,863 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,835 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,266 |
| Countries with the Worst Passports | 0 | - | 4.94 | 84,032 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,494 |
| European Landlocked Countries | 0 | - | 4.99 | 147,004 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,415 |
| Countries with the Most Species | 0 | - | 4.99 | 103,125 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,568 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,522 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,669 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,458 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,134 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,528 |
| Countries in the Alps | 0 | - | 4.87 | 118,003 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 99,947 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,784 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,560 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,474 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,346 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,848 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,498 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,364 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,096 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,721 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,573 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,430 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,092 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,369 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,390 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,605 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,191 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,715 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,855 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,335 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,751 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,127 |
| Largest Countries By Category | 0 | - | 4.97 | 157,976 |
| Countries by Countries | 0 | - | 4.96 | 63,050 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,498 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,228 |
