| All Country Flags of the World | 0 | - | 5.00 | 3,634,296 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,531,952 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,090,124 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 731,683 |
| Flags with Crescents | 0 | - | 4.98 | 168,584 |
| Country Flag Trivia | 0 | - | 4.81 | 56,514 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,101 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,007 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,661 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,905 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,788 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,451 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,015 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,229 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,635 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,926 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,242 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,787 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,863 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,687 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,420 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,430 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,138 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,122 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,964 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,160 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,256 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,016 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,723 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,197 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,516 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,030 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,920 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,081 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,074 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,391 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,589 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,708 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,567 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,390 |
| World Coats of Arms | 0 | - | 4.99 | 64,173 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,329 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,258 |
| Flags of North and South America | 0 | - | 4.99 | 370,622 |
| Flags to Languages | 0 | - | 4.95 | 173,110 |
| Former Flags | 0 | - | 4.97 | 107,244 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,796 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,256 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,151 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,483 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,684 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,841 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,675 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,400 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,921 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,058 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,060 |
| Countries by Road Signs | 0 | - | 4.98 | 53,472 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,305 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,595 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,130 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,456 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,478 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 170,682 |
| Flag Maths | 0 | - | 4.64 | 57,715 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,214 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,881 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,004 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,803 |
| Similar Flags #1 | 0 | - | 4.74 | 129,571 |
| Similar Flags #2 | 0 | - | 4.74 | 136,862 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,366 |
| Category Elimination - Country Flags #2 | 0 | - | 4.57 | 61,061 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,680 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,153 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,595 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,591 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,235,928 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,588 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,557 |
| Pixelated World Map | 0 | - | 5.00 | 142,940 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,403 |
| Image to Country - Multiple Choice #2 | 0 | - | 4.61 | 43,440 |
| Emoji Flags | 0 | - | 4.35 | 43,950 |
| Flags of WW1 | 0 | - | 4.60 | 38,193 |
| Satellite Images - Europe | 0 | - | 4.47 | 104,110 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,084 |
| Cities by Satellite #1 | 0 | - | 4.38 | 80,674 |
| Cities by Satellite #2 | 0 | - | 4.49 | 24,987 |
| Countries by Partial Flag Images #8 | 0 | - | 4.74 | 23,714 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 66,576 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,011 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,569 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,168 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,755 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,253 |
| Countries by Picture #6 | 0 | - | 4.15 | 36,001 |
| Flags of Oceania | 0 | - | 5.00 | 257,259 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,604 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,749 |
| Select the World Flags | 0 | - | 4.27 | 37,590 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,741 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,467 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,842 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,298 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,725 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,129 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,948 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,765 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,225 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,514 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,198 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,831 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 119,995 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,411 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,804 |
| Name a Valid Country Flag | 0 | - | 4.68 | 75,273 |
| Geography by Picture - B | 0 | - | 4.42 | 55,512 |
| Geography by Picture - H | 0 | - | 4.50 | 58,134 |
| Geography by Picture - N | 0 | - | 4.45 | 42,125 |
| Geography by Picture - R | 0 | - | 4.56 | 40,952 |
| Geography by Picture - T | 0 | - | 4.54 | 57,760 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,789 |
| Boundary Waters | 0 | - | 4.92 | 88,268 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,996 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,697 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,900 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,176 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,089 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,467 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,379 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,201,164 |
| Hindu Countries | 0 | - | 4.86 | 49,872 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,562 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,300 |
| Countries Mentioned in the Wikipedia Page of Germany | 0 | - | 4.81 | 64,070 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,993 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,063 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,660 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.87 | 53,127 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,574 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,859 |
| Merged Countries #2 | 0 | - | 4.96 | 98,770 |
| Merged Countries #6 | 0 | - | 4.90 | 73,003 |
| Merged Countries #7 | 0 | - | 4.93 | 82,271 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,078 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,332 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,216 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,941 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,710 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,195 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,426 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,715 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,458 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,279 |
| Flag Coloring Book Puzzle #2 | 0 | - | 4.42 | 76,800 |
| Satellite Images #1 | 0 | - | 4.46 | 129,207 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,163 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,796 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,801 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,894 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,703 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,450 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,300 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,868 |
| World Capitals Quiz | 0 | - | 5.00 | 5,053,404 |
| Landlocked Countries | 0 | - | 4.99 | 417,132 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 563,199 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,744,217 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,731 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,430 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,305 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,999 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,696 |
| Places by Country - Tile Select | 0 | - | 4.32 | 14,023 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,712,689 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 79,935 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,892 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,133 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,420 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,648 |
| Geography by Picture - A | 0 | - | 4.39 | 60,149 |
| Geography by Picture - D | 0 | - | 4.15 | 45,573 |
| Geography by Picture - F | 0 | - | 4.31 | 50,908 |
| Geography by Picture - G | 0 | - | 4.38 | 47,878 |
| Geography by Picture - J | 0 | - | 4.16 | 38,394 |
| Geography by Picture - K | 0 | - | 4.29 | 33,066 |
| Geography by Picture - C | 0 | - | 4.31 | 56,999 |
| Geography by Picture - L | 0 | - | 4.37 | 58,859 |
| Geography by Picture - M | 0 | - | 4.14 | 40,395 |
| Geography by Picture - P | 0 | - | 4.24 | 42,368 |
| Geography by Picture - S | 0 | - | 4.38 | 46,982 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,109 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,430 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,812 |
| European Cities by Picture #1 | 0 | - | 4.29 | 26,957 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 70,479 |
| Airline Logos | 0 | - | 4.45 | 140,343 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,266 |
| Islands by Picture | 0 | - | 4.29 | 106,446 |
