| All Country Flags of the World | 0 | - | 5.00 | 3,599,392 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,525,843 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,155 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,489 |
| Flags with Crescents | 0 | - | 4.98 | 167,470 |
| Country Flag Trivia | 0 | - | 4.81 | 55,878 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,351 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,422 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,848 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,412 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,344 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 51,990 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,033 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,583 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,471 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,653 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,123 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,783 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,311 |
| Flags that are Red & White Only | 0 | - | 4.97 | 159,558 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,544 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 73,907 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,553 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,570 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,321 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,681 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,748 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,538 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,232 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,772 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,237 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,647 |
| Country Flags Slideshow | 0 | - | 4.91 | 46,729 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,353 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,659 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,709 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,934 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,019 |
| Flags of North and South America | 0 | - | 4.99 | 366,780 |
| Flags to Languages | 0 | - | 4.95 | 172,435 |
| Former Flags | 0 | - | 4.97 | 106,635 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,600 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,146 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,750 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,532 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,224 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,688 |
| 20 Random Country Flags | 0 | - | 4.99 | 604,081 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,405 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,269 |
| Flag Maths | 0 | - | 4.78 | 57,670 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,313 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,932 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,429 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,344 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,265 |
| World Coats of Arms | 0 | - | 4.99 | 63,831 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,335 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,733 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 169,820 |
| Similar Flags #1 | 0 | - | 4.74 | 129,056 |
| Similar Flags #2 | 0 | - | 4.74 | 136,322 |
| Emoji Flags | 0 | - | 4.35 | 43,804 |
| Countries by Road Signs | 0 | - | 4.98 | 53,071 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,000 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,982 |
| Select the World Flags | 0 | - | 4.27 | 37,391 |
| Merged Countries #2 | 0 | - | 4.96 | 98,442 |
| Merged Countries #6 | 0 | - | 4.91 | 72,685 |
| Merged Countries #7 | 0 | - | 4.92 | 81,927 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,271 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,548 |
| Name a Valid Country Flag | 0 | - | 4.67 | 74,770 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,018 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,664 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,796 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,667 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,206 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,340 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,967 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,364 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,821 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,220 |
| Pixelated World Map | 0 | - | 5.00 | 142,389 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,978 |
| Flag Coloring Book Puzzle #2 | 0 | - | 4.42 | 76,358 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 59,950 |
| Image to Country - Multiple Choice #2 | 0 | - | 4.61 | 43,256 |
| Satellite Images - Europe | 0 | - | 4.47 | 103,662 |
| European Cities by Picture #2 | 0 | - | 4.45 | 37,923 |
| Cities by Satellite #1 | 0 | - | 4.38 | 80,246 |
| Cities by Satellite #2 | 0 | - | 4.49 | 24,903 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,242 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,032 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,543 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,141 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,910 |
| European Countries with One Border | 0 | - | 4.97 | 181,571 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,480 |
| Geography by Picture - B | 0 | - | 4.42 | 55,399 |
| Geography by Picture - H | 0 | - | 4.49 | 58,036 |
| Geography by Picture - N | 0 | - | 4.45 | 42,043 |
| Geography by Picture - R | 0 | - | 4.55 | 40,873 |
| Geography by Picture - T | 0 | - | 4.54 | 57,670 |
| Flags of Oceania | 0 | - | 5.00 | 255,007 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,802 |
| Flags of WW1 | 0 | - | 4.60 | 37,918 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,401 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,037 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,365 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,757 |
| Boundary Waters | 0 | - | 4.92 | 88,025 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,798 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,241 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,237 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,813 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,708 |
| Countries That Border Russia | 0 | - | 4.98 | 458,800 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,877 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,218 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,452 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,415 |
| Countries Bordering France | 0 | - | 4.83 | 398,567 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,933 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,081 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,895,002 |
| Landlocked Countries | 0 | - | 4.99 | 413,317 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 552,130 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,048 |
| Merged Countries #1 | 0 | - | 4.46 | 104,565 |
| Merged Countries #3 | 0 | - | 4.64 | 81,639 |
| Merged Countries #4 | 0 | - | 4.80 | 92,647 |
| Merged Countries #5 | 0 | - | 4.55 | 70,071 |
| Satellite Images Quiz #1 | 0 | - | 4.46 | 128,990 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 108,970 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,636 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,639 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,798 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,330 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,736 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,498 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,741 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,713,999 |
| Countries Bordering India | 0 | - | 4.98 | 162,575 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,671 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,749 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,920 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 354,589 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,691 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,763 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,327 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,202 |
| Countries that Border China | 0 | - | 4.96 | 261,782 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,828 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,514 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,058 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,207 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,713 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,294 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,453 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,424 |
| Countries that Border Poland | 0 | - | 4.99 | 171,304 |
| Geography by Picture - A | 0 | - | 4.39 | 60,043 |
| Geography by Picture - D | 0 | - | 4.15 | 45,481 |
| Geography by Picture - F | 0 | - | 4.31 | 50,819 |
| Geography by Picture - G | 0 | - | 4.38 | 47,780 |
| Geography by Picture - J | 0 | - | 4.16 | 38,332 |
| Geography by Picture - K | 0 | - | 4.28 | 33,011 |
| Geography by Picture - C | 0 | - | 4.31 | 56,900 |
| Geography by Picture - L | 0 | - | 4.37 | 58,749 |
| Geography by Picture - M | 0 | - | 4.14 | 40,342 |
| Geography by Picture - P | 0 | - | 4.24 | 42,294 |
| Geography by Picture - S | 0 | - | 4.38 | 46,903 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,177 |
| Islands by Picture | 0 | - | 4.29 | 105,844 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,144 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,964 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,555 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,907 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,489 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 122,934 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,347 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,021 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,637 |
| Island Countries | 0 | - | 4.99 | 707,492 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,452 |
| Himalayan Countries | 0 | - | 4.95 | 135,237 |
| Andean Countries | 0 | - | 4.94 | 82,765 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,179 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,118 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,848 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,553 |
| Danube Countries | 0 | - | 4.97 | 71,048 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,717 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,505 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,403 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,331 |
| European Landlocked Countries | 0 | - | 4.99 | 145,719 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,149 |
| Countries with the Most Species | 0 | - | 4.99 | 95,228 |
