| All Country Flags of the World | 0 | - | 5.00 | 3,728,174 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,321 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,548,361 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,098,569 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 737,331 |
| Flags with Crescents | 0 | - | 4.98 | 171,854 |
| Country Flag Trivia | 0 | - | 4.82 | 58,371 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,244 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,690 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,986 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,681 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 147,125 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,301 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,357 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,151 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,696 |
| World Coats of Arms | 0 | - | 4.99 | 65,361 |
| Flags to Languages | 0 | - | 4.95 | 174,744 |
| Geography by Picture - B | 0 | - | 4.42 | 55,842 |
| Geography by Picture - H | 0 | - | 4.50 | 58,444 |
| Geography by Picture - N | 0 | - | 4.45 | 42,407 |
| Geography by Picture - R | 0 | - | 4.56 | 41,206 |
| Geography by Picture - T | 0 | - | 4.54 | 58,059 |
| Countries by Road Signs | 0 | - | 4.98 | 54,487 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,708 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,615 |
| Geography by Picture - A | 0 | - | 4.39 | 60,501 |
| Geography by Picture - D | 0 | - | 4.15 | 45,834 |
| Geography by Picture - F | 0 | - | 4.31 | 51,244 |
| Geography by Picture - G | 0 | - | 4.39 | 48,136 |
| Geography by Picture - J | 0 | - | 4.16 | 38,646 |
| Geography by Picture - K | 0 | - | 4.29 | 33,303 |
| Geography by Picture - C | 0 | - | 4.31 | 57,296 |
| Geography by Picture - L | 0 | - | 4.37 | 59,193 |
| Geography by Picture - M | 0 | - | 4.14 | 40,635 |
| Geography by Picture - P | 0 | - | 4.24 | 42,617 |
| Geography by Picture - S | 0 | - | 4.38 | 47,223 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,503 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,762 |
| Flag Maths | 0 | - | 4.61 | 57,871 |
| Satellite Images #1 | 0 | - | 4.46 | 130,143 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 110,000 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,496 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,336 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,294 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,715 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,693 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,856 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,569 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,614 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,198 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,773 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,582 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,135 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,284 |
| Emoji Flags | 0 | - | 4.35 | 44,342 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,748 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 67,134 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,418 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,962 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 396,762 |
| Boundary Waters | 0 | - | 4.92 | 88,870 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,482 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,887 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,627 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,096 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,117 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,717 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,714 |
| Flags with the Most Stars | 0 | - | 4.91 | 138,313 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,407 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,887 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,674 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,995 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,625 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,560 |
| Pixelated World Map | 0 | - | 5.00 | 144,620 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,612 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,499 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,545 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,350 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,932 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,341 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,218 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,575 |
| Country Flags Slideshow | 0 | - | 4.91 | 48,048 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,224 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,595 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,835 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,916 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 32,899 |
| Landforms by Picture | 0 | - | 4.31 | 20,779 |
| Geography by Picture - I | 0 | - | 4.00 | 39,570 |
| Geography by Picture - O | 0 | - | 4.01 | 28,287 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,877 |
| Former Flags | 0 | - | 4.97 | 108,872 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,327 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,136 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,262,240 |
| Flags of Asia Quiz | 0 | - | 4.99 | 622,322 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,514 |
| Flags of North and South America | 0 | - | 4.99 | 378,409 |
| Cities by Satellite #1 | 0 | - | 4.37 | 82,728 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,488 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,852 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,467 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,761 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,269 |
| Select the World Flags | 0 | - | 4.28 | 38,054 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 139,008 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,293 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,999,796 |
| Landlocked Countries | 0 | - | 4.99 | 427,621 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 592,982 |
| Flags of Oceania | 0 | - | 5.00 | 263,670 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,943 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,897 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,945 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,697 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,247 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,168 |
| World Geography on a Map #1 | 0 | - | 4.94 | 74,015 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,555 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,227 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,241 |
| World Capitals Quiz | 0 | - | 5.00 | 5,116,463 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,096 |
| Himalayan Countries | 0 | - | 4.93 | 140,979 |
| Andean Countries | 0 | - | 4.94 | 85,883 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,991 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,605 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,536 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,745 |
| Danube Countries | 0 | - | 4.97 | 72,601 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,861 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 87,008 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,516 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,987 |
| European Landlocked Countries | 0 | - | 4.99 | 147,810 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,593 |
| Countries with the Most Species | 0 | - | 4.99 | 103,667 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,694 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,827 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,968 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,949 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,702 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,166 |
| Countries in the Alps | 0 | - | 4.87 | 119,035 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,101 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,240 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,089 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,212 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,179 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,419 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,633 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,030 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,532 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,346 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,973 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,849 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,700 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,953 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,056 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,230 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,765 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,725 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,884 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,511 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,610 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,636 |
| Largest Countries By Category | 0 | - | 4.97 | 159,155 |
| Countries by Countries | 0 | - | 4.97 | 63,844 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,510 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,457 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,716 |
| Merged Country Flags | 0 | - | 4.88 | 107,543 |
| All Countries by Population With a Map | 0 | - | 4.98 | 111,601 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,595 |
| 20 Random Country Flags | 0 | - | 4.99 | 620,894 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,274 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,815,044 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,437 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,715 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,614 |
| Western Europe Map Quiz | 0 | - | 4.86 | 94,034 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,583 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,916 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,922 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,669 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 35,281 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,522 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,688 |
| Longest International Borders | 0 | - | 4.99 | 266,067 |
| Countries with Three Borders | 0 | - | 4.96 | 36,854 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,445 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,593 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.86 | 37,219 |
| Demonym of Every Country | 0 | - | 4.90 | 61,681 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,566 |
| Islands by Picture | 0 | - | 4.28 | 107,998 |
