| All Country Flags of the World | 0 | - | 5.00 | 3,685,678 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,541,045 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,094,742 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 734,719 |
| Flags with Crescents | 0 | - | 4.98 | 170,463 |
| Country Flag Trivia | 0 | - | 4.81 | 57,473 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,251 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,911 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,908 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,545 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,556 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 53,124 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,299 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,915 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,094 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,361 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,515 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,078 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,660 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,879 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 146,561 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,777 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,909 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,833 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,836 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,833 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,929 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,721 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,347 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,790 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,860 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,976 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,264 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,601 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,711 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,050 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,265 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,336 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,224 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,898 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,562 |
| World Coats of Arms | 0 | - | 4.99 | 64,790 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,277 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,606 |
| Flags of North and South America | 0 | - | 4.99 | 374,760 |
| Flags to Languages | 0 | - | 4.95 | 174,003 |
| Former Flags | 0 | - | 4.97 | 108,053 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,049 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,752 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,679 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,393 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,080 |
| 20 Random Country Flags | 0 | - | 4.99 | 615,264 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,982 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,345 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,906 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,929 |
| Countries by Road Signs | 0 | - | 4.98 | 54,084 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,805 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,229 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,375 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,275 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,188 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,083 |
| Flag Maths | 0 | - | 4.64 | 57,798 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,585 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,291 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,360 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 47,016 |
| Similar Flags #1 | 0 | - | 4.75 | 130,352 |
| Similar Flags #2 | 0 | - | 4.74 | 137,646 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,599 |
| Category Elimination - Country Flags #2 | 0 | - | 4.57 | 61,695 |
| Countries by Picture #1 | 0 | - | 4.52 | 118,768 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,924 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,043 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,278 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,250,107 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,603 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,520 |
| Pixelated World Map | 0 | - | 5.00 | 143,709 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,966 |
| Image to Country - Multiple Choice #2 | 0 | - | 4.60 | 43,764 |
| Emoji Flags | 0 | - | 4.35 | 44,174 |
| Flags of WW1 | 0 | - | 4.60 | 38,528 |
| Satellite Images - Europe | 0 | - | 4.47 | 104,809 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,294 |
| Cities by Satellite #1 | 0 | - | 4.36 | 81,647 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,209 |
| Countries by Partial Flag Images #8 | 0 | - | 4.78 | 25,597 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 67,299 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,955 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,344 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,688 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,166 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,576 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,140 |
| Flags of Oceania | 0 | - | 5.00 | 260,918 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,842 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,020 |
| Select the World Flags | 0 | - | 4.27 | 37,860 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,210 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,130 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,454 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,065 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,495 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,311 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,339 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,578 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,812 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,096 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,941 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,872 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,865 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,718 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,332 |
| Name a Valid Country Flag | 0 | - | 4.69 | 76,055 |
| Geography by Picture - B | 0 | - | 4.42 | 55,692 |
| Geography by Picture - H | 0 | - | 4.50 | 58,298 |
| Geography by Picture - N | 0 | - | 4.45 | 42,269 |
| Geography by Picture - R | 0 | - | 4.56 | 41,085 |
| Geography by Picture - T | 0 | - | 4.54 | 57,916 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,850 |
| Boundary Waters | 0 | - | 4.92 | 88,613 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,285 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,355 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,841 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,686 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,651 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,039 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,643 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,640,905 |
| Hindu Countries | 0 | - | 4.86 | 50,342 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,499 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,618 |
| Countries Mentioned in the Wikipedia Page of Germany | 0 | - | 4.82 | 64,805 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,672 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,459 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 72,113 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.88 | 53,667 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,499 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,102 |
| Merged Countries #2 | 0 | - | 4.96 | 99,314 |
| Merged Countries #6 | 0 | - | 4.90 | 73,533 |
| Merged Countries #7 | 0 | - | 4.93 | 82,873 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,034 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,062 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,607 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,312 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,460 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,478 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,707 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,988 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,996 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,744 |
| Flag Coloring Book Puzzle #2 | 0 | - | 4.42 | 77,386 |
| Satellite Images #1 | 0 | - | 4.47 | 129,508 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,428 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,012 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,033 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,056 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,237 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,995 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,053 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,481 |
| World Capitals Quiz | 0 | - | 5.00 | 5,087,815 |
| Landlocked Countries | 0 | - | 4.99 | 422,716 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 579,321 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,783,921 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,373 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,239 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 43,152 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,589 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,252 |
| Places by Country - Tile Select | 0 | - | 4.32 | 14,115 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,723,553 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,596 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,321 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,727 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,946 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,871 |
| Geography by Picture - A | 0 | - | 4.39 | 60,340 |
| Geography by Picture - D | 0 | - | 4.15 | 45,720 |
| Geography by Picture - F | 0 | - | 4.31 | 51,086 |
| Geography by Picture - G | 0 | - | 4.39 | 48,018 |
| Geography by Picture - J | 0 | - | 4.16 | 38,525 |
| Geography by Picture - K | 0 | - | 4.29 | 33,185 |
| Geography by Picture - C | 0 | - | 4.31 | 57,146 |
| Geography by Picture - L | 0 | - | 4.37 | 59,060 |
| Geography by Picture - M | 0 | - | 4.14 | 40,519 |
| Geography by Picture - P | 0 | - | 4.24 | 42,497 |
| Geography by Picture - S | 0 | - | 4.38 | 47,102 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,673 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,980 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,071 |
| European Cities by Picture #1 | 0 | - | 4.29 | 27,104 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,789 |
| Airline Logos | 0 | - | 4.45 | 141,068 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,433 |
| Islands by Picture | 0 | - | 4.28 | 107,333 |
