| All Country Flags of the World | 0 | - | 5.00 | 3,604,776 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,526,846 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,638 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,832 |
| Flags with Crescents | 0 | - | 4.98 | 167,640 |
| Country Flag Trivia | 0 | - | 4.81 | 55,976 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,477 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,499 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,960 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,498 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,414 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,076 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,419 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,985 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,455 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,813 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,265 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,976 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,408 |
| Flags that are Red & White Only | 0 | - | 4.97 | 161,749 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,715 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,335 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,661 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,685 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,422 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,768 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,843 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,612 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,335 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,853 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,284 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,437 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,689 |
| Country Flags Slideshow | 0 | - | 4.91 | 46,790 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,421 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,715 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,789 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,998 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,379 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,287 |
| World Coats of Arms | 0 | - | 4.99 | 63,886 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,845 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,059 |
| Flags of North and South America | 0 | - | 4.99 | 367,633 |
| Flags to Languages | 0 | - | 4.95 | 172,551 |
| Former Flags | 0 | - | 4.97 | 106,744 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,634 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,157 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,818 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,617 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,307 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,715 |
| 20 Random Country Flags | 0 | - | 4.99 | 604,745 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,096 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,649 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,571 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,510 |
| Countries by Road Signs | 0 | - | 4.98 | 53,122 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,057 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,327 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,002 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,024 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,458 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 169,974 |
| Flag Maths | 0 | - | 4.78 | 57,681 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,066 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,699 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,846 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,688 |
| Similar Flags #1 | 0 | - | 4.74 | 129,151 |
| Similar Flags #2 | 0 | - | 4.74 | 136,404 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,229 |
| Category Elimination - Country Flags #2 | 0 | - | 4.57 | 60,709 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,402 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,994 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,406 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,177 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,532 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,917 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,896 |
| Pixelated World Map | 0 | - | 5.00 | 142,482 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,735 |
| Image to Country - Multiple Choice #2 | 0 | - | 4.61 | 43,277 |
| Emoji Flags | 0 | - | 4.35 | 43,826 |
| Flags of WW1 | 0 | - | 4.60 | 37,966 |
| Satellite Images - Europe | 0 | - | 4.47 | 103,727 |
| European Cities by Picture #2 | 0 | - | 4.45 | 37,944 |
| Cities by Satellite #1 | 0 | - | 4.38 | 80,299 |
| Cities by Satellite #2 | 0 | - | 4.49 | 24,919 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 66,107 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,445 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,087 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,049 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,579 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,161 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,921 |
| Flags of Oceania | 0 | - | 5.00 | 255,386 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,932 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,588 |
| Select the World Flags | 0 | - | 4.27 | 37,420 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,485 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,110 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,458 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,857 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,264 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,443 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,695 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,317 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,894 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,055 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,313 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,397 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,280 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,234 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,534 |
| Name a Valid Country Flag | 0 | - | 4.67 | 74,850 |
| Geography by Picture - B | 0 | - | 4.42 | 55,427 |
| Geography by Picture - H | 0 | - | 4.49 | 58,059 |
| Geography by Picture - N | 0 | - | 4.45 | 42,057 |
| Geography by Picture - R | 0 | - | 4.55 | 40,884 |
| Geography by Picture - T | 0 | - | 4.54 | 57,686 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,743 |
| Boundary Waters | 0 | - | 4.92 | 88,062 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,826 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,321 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,345 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,863 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,767 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,111 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,213 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,941,395 |
| Hindu Countries | 0 | - | 4.86 | 49,607 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,010 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,101 |
| Countries Mentioned in the Wikipedia Page of Germany | 0 | - | 4.81 | 63,642 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,818 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,841 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,409 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.87 | 52,903 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,193 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,192 |
| Merged Countries #2 | 0 | - | 4.96 | 98,503 |
| Merged Countries #6 | 0 | - | 4.91 | 72,735 |
| Merged Countries #7 | 0 | - | 4.92 | 81,989 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,517 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,903 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,966 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,722 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,326 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,293 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,555 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,130 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 60,973 |
| Flag Coloring Book Puzzle #2 | 0 | - | 4.42 | 76,417 |
| Satellite Images #1 | 0 | - | 4.46 | 129,032 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,002 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,663 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,659 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,815 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,391 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,125 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,797 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,481 |
| World Capitals Quiz | 0 | - | 5.00 | 5,033,274 |
| Landlocked Countries | 0 | - | 4.99 | 413,851 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 553,640 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,719,171 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,344 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,001 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 41,818 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,657 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,383 |
| Places by Country - Tile Select | 0 | - | 4.30 | 13,985 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,706,004 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,541 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,696 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,811 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,513 |
| Geography by Picture - A | 0 | - | 4.39 | 60,062 |
| Geography by Picture - D | 0 | - | 4.15 | 45,504 |
| Geography by Picture - F | 0 | - | 4.31 | 50,838 |
| Geography by Picture - G | 0 | - | 4.38 | 47,800 |
| Geography by Picture - J | 0 | - | 4.16 | 38,343 |
| Geography by Picture - K | 0 | - | 4.28 | 33,024 |
| Geography by Picture - C | 0 | - | 4.31 | 56,920 |
| Geography by Picture - L | 0 | - | 4.37 | 58,772 |
| Geography by Picture - M | 0 | - | 4.14 | 40,352 |
| Geography by Picture - P | 0 | - | 4.24 | 42,307 |
| Geography by Picture - S | 0 | - | 4.38 | 46,919 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 65,763 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,119 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,067 |
| European Cities by Picture #1 | 0 | - | 4.29 | 26,873 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,284 |
| Airline Logos | 0 | - | 4.45 | 139,986 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,192 |
| Islands by Picture | 0 | - | 4.29 | 105,940 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,182 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,033 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,685 |
