| All Country Flags of the World | 0 | - | 5.00 | 3,603,845 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,526,668 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,552 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,776 |
| Flags with Crescents | 0 | - | 4.98 | 167,613 |
| Country Flag Trivia | 0 | - | 4.81 | 55,959 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,458 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,482 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,940 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,483 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,404 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,064 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,397 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,978 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,454 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,794 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,249 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,951 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,394 |
| Flags that are Red & White Only | 0 | - | 4.97 | 161,584 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,695 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,291 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,647 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,668 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,411 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,761 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,833 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,604 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,324 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,847 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,282 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,419 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,680 |
| Country Flags Slideshow | 0 | - | 4.91 | 46,779 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,411 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,711 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,776 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,987 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,375 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,286 |
| World Coats of Arms | 0 | - | 4.99 | 63,877 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,825 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,054 |
| Flags of North and South America | 0 | - | 4.99 | 367,510 |
| Flags to Languages | 0 | - | 4.95 | 172,531 |
| Former Flags | 0 | - | 4.97 | 106,733 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,629 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,155 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,807 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,608 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,297 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,713 |
| 20 Random Country Flags | 0 | - | 4.99 | 604,627 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,087 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,642 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,553 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,497 |
| Countries by Road Signs | 0 | - | 4.98 | 53,112 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,048 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,319 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,998 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,012 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,427 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 169,956 |
| Flag Maths | 0 | - | 4.78 | 57,678 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,057 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,693 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,838 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,687 |
| Similar Flags #1 | 0 | - | 4.74 | 129,137 |
| Similar Flags #2 | 0 | - | 4.74 | 136,394 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,229 |
| Category Elimination - Country Flags #2 | 0 | - | 4.57 | 60,695 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,391 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,990 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,402 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,167 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,259 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,819 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,869 |
| Pixelated World Map | 0 | - | 5.00 | 142,470 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,628 |
| Image to Country - Multiple Choice #2 | 0 | - | 4.61 | 43,275 |
| Emoji Flags | 0 | - | 4.35 | 43,820 |
| Flags of WW1 | 0 | - | 4.60 | 37,956 |
| Satellite Images - Europe | 0 | - | 4.47 | 103,717 |
| European Cities by Picture #2 | 0 | - | 4.45 | 37,938 |
| Cities by Satellite #1 | 0 | - | 4.38 | 80,294 |
| Cities by Satellite #2 | 0 | - | 4.49 | 24,917 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 66,094 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,428 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,077 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,048 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,577 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,160 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,921 |
| Flags of Oceania | 0 | - | 5.00 | 255,326 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,910 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,579 |
| Select the World Flags | 0 | - | 4.27 | 37,414 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,472 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,093 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,442 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,848 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,244 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,421 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,688 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,306 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,878 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,018 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,289 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,383 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,271 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,230 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,528 |
| Name a Valid Country Flag | 0 | - | 4.67 | 74,844 |
| Geography by Picture - B | 0 | - | 4.42 | 55,421 |
| Geography by Picture - H | 0 | - | 4.49 | 58,055 |
| Geography by Picture - N | 0 | - | 4.45 | 42,053 |
| Geography by Picture - R | 0 | - | 4.55 | 40,882 |
| Geography by Picture - T | 0 | - | 4.54 | 57,683 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,740 |
| Boundary Waters | 0 | - | 4.92 | 88,059 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,823 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,313 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,326 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,856 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,757 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,102 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,210 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,933,527 |
| Hindu Countries | 0 | - | 4.86 | 49,599 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,998 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,091 |
| Countries Mentioned in the Wikipedia Page of Germany | 0 | - | 4.81 | 63,633 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,813 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,833 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,399 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.87 | 52,889 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,189 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,181 |
| Merged Countries #2 | 0 | - | 4.96 | 98,497 |
| Merged Countries #6 | 0 | - | 4.91 | 72,729 |
| Merged Countries #7 | 0 | - | 4.92 | 81,978 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,500 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,889 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,952 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,715 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,311 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,289 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,545 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,126 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,972 |
| Flag Coloring Book Puzzle #2 | 0 | - | 4.42 | 76,411 |
| Satellite Images #1 | 0 | - | 4.46 | 129,023 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 108,995 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,658 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,654 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,812 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,385 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,119 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,786 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,457 |
| World Capitals Quiz | 0 | - | 5.00 | 5,032,701 |
| Landlocked Countries | 0 | - | 4.99 | 413,769 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 553,404 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,718,424 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,322 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 152,980 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 41,799 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,649 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,378 |
| Places by Country - Tile Select | 0 | - | 4.30 | 13,983 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,705,840 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,530 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,694 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,803 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,512 |
| Geography by Picture - A | 0 | - | 4.39 | 60,057 |
| Geography by Picture - D | 0 | - | 4.15 | 45,498 |
| Geography by Picture - F | 0 | - | 4.31 | 50,832 |
| Geography by Picture - G | 0 | - | 4.38 | 47,794 |
| Geography by Picture - J | 0 | - | 4.16 | 38,338 |
| Geography by Picture - K | 0 | - | 4.28 | 33,018 |
| Geography by Picture - C | 0 | - | 4.31 | 56,916 |
| Geography by Picture - L | 0 | - | 4.37 | 58,766 |
| Geography by Picture - M | 0 | - | 4.14 | 40,349 |
| Geography by Picture - P | 0 | - | 4.24 | 42,302 |
| Geography by Picture - S | 0 | - | 4.38 | 46,915 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 65,758 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,115 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,048 |
| European Cities by Picture #1 | 0 | - | 4.29 | 26,873 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,274 |
| Airline Logos | 0 | - | 4.45 | 139,980 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,190 |
| Islands by Picture | 0 | - | 4.29 | 105,921 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,173 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,022 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,665 |
