| All Country Flags of the World | 0 | - | 5.00 | 3,700,424 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,543,465 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,096,005 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 735,625 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,290 |
| 20 Random Country Flags | 0 | - | 4.99 | 617,183 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,140 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,465 |
| Flags with Crescents | 0 | - | 4.98 | 170,955 |
| Country Flag Trivia | 0 | - | 4.81 | 57,773 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,605 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,185 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,121 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,279 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,746 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,779 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 53,329 |
| Flags of North and South America | 0 | - | 4.99 | 375,936 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,976 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,039 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,546 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,003 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,314 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,016 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,297 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,190 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,119 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,132 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,103 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,167 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,956 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,579 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,006 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,988 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,401 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,786 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,929 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,285 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,496 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,577 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,527 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,724 |
| Flags to Languages | 0 | - | 4.95 | 174,285 |
| Former Flags | 0 | - | 4.97 | 108,316 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,166 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,901 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,877 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,590 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,165 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,214 |
| Name a Valid Country Flag | 0 | - | 4.69 | 76,644 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,387 |
| Category Elimination - Country Flags #2 | 0 | - | 4.57 | 61,879 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,584 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,042 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,173 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,972 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,600 |
| World Coats of Arms | 0 | - | 4.99 | 64,953 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,666 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,677 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,457 |
| Flag Maths | 0 | - | 4.61 | 57,816 |
| Similar Flags #1 | 0 | - | 4.75 | 130,561 |
| Similar Flags #2 | 0 | - | 4.74 | 137,868 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,726,890 |
| Emoji Flags | 0 | - | 4.35 | 44,242 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,317 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,816 |
| Countries by Road Signs | 0 | - | 4.98 | 54,235 |
| Countries by Partial Flag Images #8 | 0 | - | 4.78 | 26,029 |
| Merged Countries #2 | 0 | - | 4.96 | 99,759 |
| Merged Countries #6 | 0 | - | 4.90 | 73,698 |
| Merged Countries #7 | 0 | - | 4.93 | 83,038 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,945 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,090 |
| Select the World Flags | 0 | - | 4.28 | 37,923 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,449 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,688 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,390 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,447 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,078 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,664 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,184 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,006 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,142 |
| Flag Coloring Book Puzzle #2 | 0 | - | 4.42 | 77,546 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,254,031 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,390 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,869 |
| Pixelated World Map | 0 | - | 5.00 | 143,905 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,872 |
| Image to Country - Multiple Choice #2 | 0 | - | 4.60 | 43,842 |
| Flags of WW1 | 0 | - | 4.60 | 38,607 |
| Satellite Images - Europe | 0 | - | 4.47 | 105,013 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,359 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,421 |
| Cities by Satellite #1 | 0 | - | 4.36 | 82,058 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,317 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,922 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,900 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,753 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,280 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,634 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,192 |
| Countries That Border Russia | 0 | - | 4.98 | 463,953 |
| Countries Bordering France | 0 | - | 4.83 | 404,390 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,356 |
| Flags of Oceania | 0 | - | 5.00 | 261,903 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,227 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,330 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,293 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,641 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,290 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,244 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,909 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,398 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,730 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 131,508 |
| Merged Countries #1 | 0 | - | 4.46 | 105,578 |
| Merged Countries #3 | 0 | - | 4.64 | 82,509 |
| Merged Countries #4 | 0 | - | 4.80 | 94,000 |
| Merged Countries #5 | 0 | - | 4.50 | 70,970 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 263,793 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,583 |
| Name a Valid African Country | 0 | - | 4.98 | 154,814 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,627 |
| Geography by Picture - B | 0 | - | 4.42 | 55,741 |
| Geography by Picture - H | 0 | - | 4.50 | 58,341 |
| Geography by Picture - N | 0 | - | 4.45 | 42,313 |
| Geography by Picture - R | 0 | - | 4.56 | 41,118 |
| Geography by Picture - T | 0 | - | 4.54 | 57,962 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,874 |
| Boundary Waters | 0 | - | 4.92 | 88,694 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,354 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,520 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,120 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,818 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,818 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,498 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,162 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,290 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,252 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,882 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,810 |
| Which City in Europe? | 0 | - | 4.83 | 107,771 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,759,323 |
| Random Point on Land to European Country | 0 | - | 4.94 | 77,814 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,708 |
| Countries that Beat Mongolia | 0 | - | 4.91 | 39,765 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 65,113 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,602 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,402 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.87 | 42,231 |
| Countries that Produce the Most Wine | 0 | - | 4.87 | 192,133 |
| Name a Country A-Z | 0 | - | 5.00 | 245,119 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,277 |
| Countries Bordering India | 0 | - | 4.98 | 163,722 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,138 |
| Countries that Border China | 0 | - | 4.96 | 263,993 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,748 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,171 |
| Countries that Border Poland | 0 | - | 4.99 | 172,962 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,348 |
| Countries that Beat China | 0 | - | 4.85 | 116,524 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,407 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,300 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,234 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 56,338 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,817 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,116 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,038 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,737 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,233 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 122,630 |
| Countries in a Penrose Tiling of the World Map | 0 | - | 4.95 | 57,245 |
| Topological Map of Asia Quiz | 0 | - | 4.82 | 20,365 |
| Satellite Images #1 | 0 | - | 4.47 | 129,605 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,500 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,086 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,112 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,111 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,448 |
| Draw All US State Borders | 0 | - | 4.99 | 139,988 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,013 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,582 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,439 |
| Country Quiz on a Map - Italy | 0 | - | 4.99 | 37,996 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 42,063 |
| World Capitals Quiz | 0 | - | 5.00 | 5,097,179 |
| Landlocked Countries | 0 | - | 4.99 | 424,182 |
| Countries Bordering "U" Countries | 0 | - | 4.82 | 24,773 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 584,403 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,794,382 |
| Places by Country - Tile Select | 0 | - | 4.32 | 14,142 |
| Countries that Beat Iceland | 0 | - | 4.81 | 43,150 |
| Geography by Picture - A | 0 | - | 4.39 | 60,391 |
| Geography by Picture - D | 0 | - | 4.15 | 45,757 |
| Geography by Picture - F | 0 | - | 4.31 | 51,137 |
| Geography by Picture - G | 0 | - | 4.39 | 48,051 |
