| All Country Flags of the World | 0 | - | 5.00 | 3,723,496 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,547,606 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,098,115 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 737,048 |
| Flags with Crescents | 0 | - | 4.98 | 171,695 |
| Country Flag Trivia | 0 | - | 4.82 | 58,267 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,148 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,606 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,855 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 68,108 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,143 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,616 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 147,042 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,262 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,329 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,598 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,586 |
| Flags with the Most Stars | 0 | - | 4.91 | 138,183 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,333 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,794 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,564 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,882 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,553 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,483 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,521 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,422 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,471 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,271 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,859 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,275 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,185 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,745 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,544 |
| Country Flags Slideshow | 0 | - | 4.91 | 48,009 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,175 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,525 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,778 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,865 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 32,835 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,125 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,681 |
| World Coats of Arms | 0 | - | 4.99 | 65,310 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,972 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,844 |
| Flags of North and South America | 0 | - | 4.99 | 377,960 |
| Flags to Languages | 0 | - | 4.95 | 174,679 |
| Former Flags | 0 | - | 4.97 | 108,797 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,298 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,131 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,092 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,855 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,273 |
| 20 Random Country Flags | 0 | - | 4.99 | 620,176 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,383 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,673 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,517 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,638 |
| Countries by Road Signs | 0 | - | 4.98 | 54,439 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,267 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,641 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,596 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,784 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,361 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,939 |
| Flag Maths | 0 | - | 4.61 | 57,863 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,828 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,545 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,586 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,181 |
| Similar Flags #1 | 0 | - | 4.75 | 130,933 |
| Similar Flags #2 | 0 | - | 4.74 | 138,212 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,754 |
| Category Elimination - Country Flags #2 | 0 | - | 4.57 | 62,155 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,531 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,113 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,253 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,788 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,260,904 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,714 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,316 |
| Pixelated World Map | 0 | - | 5.00 | 144,248 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,897 |
| Image to Country - Multiple Choice #2 | 0 | - | 4.60 | 43,975 |
| Emoji Flags | 0 | - | 4.35 | 44,323 |
| Flags of WW1 | 0 | - | 4.60 | 38,762 |
| Satellite Images - Europe | 0 | - | 4.47 | 105,300 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,470 |
| Cities by Satellite #1 | 0 | - | 4.37 | 82,612 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,460 |
| Countries by Partial Flag Images #8 | 0 | - | 4.78 | 26,639 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 67,725 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,698 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,047 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,835 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,433 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,735 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,256 |
| Flags of Oceania | 0 | - | 5.00 | 263,379 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,812 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,220 |
| Select the World Flags | 0 | - | 4.28 | 38,031 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,637 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,573 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,869 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,598 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,101 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,236 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,677 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,115 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,194 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,944 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,940 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,466 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,673 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,936 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,681 |
| Name a Valid Country Flag | 0 | - | 4.70 | 77,139 |
| Geography by Picture - B | 0 | - | 4.42 | 55,827 |
| Geography by Picture - H | 0 | - | 4.50 | 58,423 |
| Geography by Picture - N | 0 | - | 4.45 | 42,390 |
| Geography by Picture - R | 0 | - | 4.56 | 41,186 |
| Geography by Picture - T | 0 | - | 4.54 | 58,039 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,911 |
| Boundary Waters | 0 | - | 4.92 | 88,829 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,459 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,820 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,536 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,053 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,074 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,585 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,928 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,960,122 |
| Hindu Countries | 0 | - | 4.86 | 50,655 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,241 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,856 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,942 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,744 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 72,428 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.88 | 54,030 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,121 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,398 |
| Merged Countries #2 | 0 | - | 4.96 | 99,958 |
| Merged Countries #4 | 0 | - | 4.81 | 94,182 |
| Merged Countries #6 | 0 | - | 4.90 | 73,889 |
| Merged Countries #7 | 0 | - | 4.93 | 83,232 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,699 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,566 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,929 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,620 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 75,983 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,662 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,970 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,206 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,404 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 62,083 |
| Flag Coloring Book Puzzle #2 | 0 | - | 4.42 | 77,799 |
| Satellite Images #1 | 0 | - | 4.46 | 130,063 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,749 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,441 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,291 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,252 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,655 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,566 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,384 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,958 |
| World Capitals Quiz | 0 | - | 5.00 | 5,112,925 |
| Landlocked Countries | 0 | - | 4.99 | 427,144 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 591,592 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,811,584 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 130,778 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,743 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,702 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,999 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,661 |
| Places by Country - Tile Select | 0 | - | 4.32 | 14,167 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,731,807 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 81,067 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,573 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,103 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,266 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,023 |
| Geography by Picture - A | 0 | - | 4.39 | 60,477 |
| Geography by Picture - D | 0 | - | 4.15 | 45,820 |
| Geography by Picture - F | 0 | - | 4.31 | 51,226 |
| Geography by Picture - G | 0 | - | 4.39 | 48,117 |
| Geography by Picture - J | 0 | - | 4.16 | 38,628 |
| Geography by Picture - K | 0 | - | 4.29 | 33,286 |
| Geography by Picture - C | 0 | - | 4.31 | 57,276 |
| Geography by Picture - L | 0 | - | 4.37 | 59,170 |
| Geography by Picture - M | 0 | - | 4.14 | 40,614 |
| Geography by Picture - P | 0 | - | 4.24 | 42,597 |
| Geography by Picture - S | 0 | - | 4.38 | 47,208 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 67,081 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,366 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 396,596 |
| European Cities by Picture #1 | 0 | - | 4.30 | 27,215 |
| Least Visited U.S. States by JetPunkers | 0 | - | 4.44 | 71,006 |
| Airline Logos | 0 | - | 4.45 | 141,554 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,547 |
| Islands by Picture | 0 | - | 4.28 | 107,940 |