| All Country Flags of the World | 0 | - | 5.00 | 3,593,504 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,524,487 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,086,566 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 729,070 |
| Flags with Crescents | 0 | - | 4.98 | 167,244 |
| Country Flag Trivia | 0 | - | 4.81 | 55,761 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,213 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,331 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,711 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,328 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,255 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 51,920 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 111,963 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 82,518 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,353 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,290 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 113,819 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,401 |
| Flags that are Red & White Only | 0 | - | 4.97 | 145,085 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 144,190 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 73,053 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,369 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,349 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,011 |
| Country Flags with the Most Blue | 0 | - | 4.87 | 91,509 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,587 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,406 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,102 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,659 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,167 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,569 |
| Country Flags Slideshow | 0 | - | 4.91 | 46,652 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,247 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,547 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,585 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,803 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 97,951 |
| Flags of North and South America | 0 | - | 4.99 | 365,315 |
| Flags to Languages | 0 | - | 4.95 | 172,323 |
| Former Flags | 0 | - | 4.97 | 106,513 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,524 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.96 | 50,135 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,641 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,395 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,147 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,646 |
| 20 Random Country Flags | 0 | - | 4.99 | 603,407 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,306 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,044 |
| Flag Maths | 0 | - | 4.78 | 57,663 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,212 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,889 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,390 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,311 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,251 |
| World Coats of Arms | 0 | - | 4.99 | 63,778 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,204 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,619 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 169,641 |
| Country Flags with the Southern Cross | 0 | - | 4.78 | 61,275 |
| Similar Flags #1 | 0 | - | 4.74 | 128,946 |
| Similar Flags #2 | 0 | - | 4.74 | 136,205 |
| Emoji Flags | 0 | - | 4.35 | 43,782 |
| Countries by Road Signs | 0 | - | 4.98 | 52,963 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 60,940 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,941 |
| Select the World Flags | 0 | - | 4.27 | 37,356 |
| Merged Countries #2 | 0 | - | 4.96 | 98,377 |
| Merged Countries #6 | 0 | - | 4.91 | 72,630 |
| Merged Countries #7 | 0 | - | 4.93 | 81,873 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,200 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,510 |
| Name a Valid Country Flag | 0 | - | 4.64 | 74,682 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 70,980 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,627 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,758 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,648 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,186 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,290 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,930 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,326 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,223,825 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,382 |
| Pixelated World Map | 0 | - | 5.00 | 141,737 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,110 |
| Flag Coloring Book Puzzle #2 | 0 | - | 4.42 | 76,270 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 59,919 |
| Image to Country - Multiple Choice #2 | 0 | - | 4.61 | 43,224 |
| Satellite Images - Europe | 0 | - | 4.47 | 103,598 |
| European Cities by Picture #2 | 0 | - | 4.45 | 37,902 |
| Cities by Satellite #1 | 0 | - | 4.38 | 80,179 |
| Cities by Satellite #2 | 0 | - | 4.49 | 24,882 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,126 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,009 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,506 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,119 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,890 |
| European Countries with One Border | 0 | - | 4.97 | 181,439 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,958 |
| Geography by Picture - B | 0 | - | 4.42 | 55,382 |
| Geography by Picture - H | 0 | - | 4.49 | 58,015 |
| Geography by Picture - N | 0 | - | 4.45 | 42,030 |
| Geography by Picture - R | 0 | - | 4.55 | 40,862 |
| Geography by Picture - T | 0 | - | 4.54 | 57,647 |
| Flags of Oceania | 0 | - | 5.00 | 254,552 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,616 |
| Flags of WW1 | 0 | - | 4.60 | 37,866 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,337 |
| Pixelated Africa Map | 0 | - | 4.98 | 98,936 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,271 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,624 |
| Boundary Waters | 0 | - | 4.92 | 87,989 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,782 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,164 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,118 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,754 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,641 |
| Countries That Border Russia | 0 | - | 4.98 | 458,497 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,831 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,122 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,410 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,327 |
| Countries Bordering France | 0 | - | 4.85 | 395,532 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,625 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,044 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,846,484 |
| Landlocked Countries | 0 | - | 4.99 | 412,828 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 550,480 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 50,981 |
| Merged Countries #1 | 0 | - | 4.46 | 104,521 |
| Merged Countries #3 | 0 | - | 4.64 | 81,587 |
| Merged Countries #4 | 0 | - | 4.80 | 92,603 |
| Merged Countries #5 | 0 | - | 4.55 | 70,018 |
| Satellite Images Quiz #1 | 0 | - | 4.46 | 128,953 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 108,950 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,615 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,612 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,774 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,265 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,730 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,093 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,720 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,709,237 |
| Countries Bordering India | 0 | - | 4.98 | 162,529 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,596 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,630 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,868 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 354,491 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,400 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,712 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,189 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,178 |
| Countries that Border China | 0 | - | 4.96 | 261,660 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,769 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,475 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,008 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,120 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,638 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,278 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,325 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,352 |
| Countries that Border Poland | 0 | - | 4.99 | 171,182 |
| Geography by Picture - A | 0 | - | 4.39 | 60,016 |
| Geography by Picture - D | 0 | - | 4.15 | 45,465 |
| Geography by Picture - F | 0 | - | 4.31 | 50,805 |
| Geography by Picture - G | 0 | - | 4.38 | 47,774 |
| Geography by Picture - J | 0 | - | 4.16 | 38,313 |
| Geography by Picture - K | 0 | - | 4.28 | 32,995 |
| Geography by Picture - C | 0 | - | 4.31 | 56,890 |
| Geography by Picture - L | 0 | - | 4.37 | 58,727 |
| Geography by Picture - M | 0 | - | 4.14 | 40,326 |
| Geography by Picture - P | 0 | - | 4.24 | 42,286 |
| Geography by Picture - S | 0 | - | 4.38 | 46,893 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,166 |
| Islands by Picture | 0 | - | 4.29 | 105,732 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,102 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,894 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,454 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,834 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,966 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 122,835 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,568,741 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,807 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 400,955 |
| Island Countries | 0 | - | 4.99 | 707,206 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,212 |
| Himalayan Countries | 0 | - | 4.95 | 135,032 |
| Andean Countries | 0 | - | 4.94 | 82,650 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,074 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 122,971 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,746 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,453 |
| Danube Countries | 0 | - | 4.97 | 70,988 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,631 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,450 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,273 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,183 |
| European Landlocked Countries | 0 | - | 4.99 | 145,660 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,036 |
| Countries with the Most Species | 0 | - | 4.99 | 95,180 |
