| All Country Flags of the World | 0 | - | 5.00 | 3,652,379 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,477 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,535,226 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,091,916 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 732,777 |
| Flags with Crescents | 0 | - | 4.98 | 169,196 |
| Country Flag Trivia | 0 | - | 4.81 | 56,860 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,522 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,303 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,141 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,670 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,377 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,392 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,752 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,682 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,456 |
| World Coats of Arms | 0 | - | 4.99 | 64,373 |
| Flags to Languages | 0 | - | 4.95 | 173,464 |
| Geography by Picture - B | 0 | - | 4.42 | 55,573 |
| Geography by Picture - H | 0 | - | 4.50 | 58,196 |
| Geography by Picture - N | 0 | - | 4.45 | 42,180 |
| Geography by Picture - R | 0 | - | 4.56 | 41,001 |
| Geography by Picture - T | 0 | - | 4.54 | 57,811 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,924 |
| Countries by Road Signs | 0 | - | 4.98 | 53,683 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,220 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,378 |
| Geography by Picture - A | 0 | - | 4.39 | 60,215 |
| Geography by Picture - D | 0 | - | 4.15 | 45,633 |
| Geography by Picture - F | 0 | - | 4.31 | 50,972 |
| Geography by Picture - G | 0 | - | 4.38 | 47,925 |
| Geography by Picture - J | 0 | - | 4.16 | 38,446 |
| Geography by Picture - K | 0 | - | 4.29 | 33,109 |
| Geography by Picture - C | 0 | - | 4.31 | 57,043 |
| Geography by Picture - L | 0 | - | 4.37 | 58,922 |
| Geography by Picture - M | 0 | - | 4.14 | 40,433 |
| Geography by Picture - P | 0 | - | 4.24 | 42,412 |
| Geography by Picture - S | 0 | - | 4.38 | 47,024 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,096 |
| Flag Maths | 0 | - | 4.64 | 57,748 |
| Satellite Images #1 | 0 | - | 4.47 | 129,314 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,254 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,874 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,878 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,950 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,832 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,326 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,010 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,117 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,875 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,433 |
| Countries by Picture #1 | 0 | - | 4.53 | 99,334 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,326 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 47,745 |
| Emoji Flags | 0 | - | 4.35 | 44,034 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,369 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,308 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,620 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,788 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,282 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,094 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,005 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,396 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,658 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,163 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,098 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,081 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,784 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,873 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,379 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,354 |
| Pixelated World Map | 0 | - | 5.00 | 143,208 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,264 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,379 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,484 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,242 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,948 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,401 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,647 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,030 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,262 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,311 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,614 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,836 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,932 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,730 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,380 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,818 |
| Flags of North and South America | 0 | - | 4.99 | 372,269 |
| Former Flags | 0 | - | 4.97 | 107,548 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,884 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,343 |
| Geography by Picture - E | 0 | - | 3.55 | 47,360 |
| Landforms by Picture | 0 | - | 4.31 | 20,661 |
| Geography by Picture - I | 0 | - | 4.00 | 39,409 |
| Geography by Picture - O | 0 | - | 4.01 | 28,124 |
| Boundary Waters | 0 | - | 4.92 | 88,398 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,105 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,951 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,233 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,367 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,299 |
| Cities by Satellite #1 | 0 | - | 4.37 | 80,930 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,038 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,308 |
| Countries by Picture #2 | 0 | - | 4.37 | 70,026 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,389 |
| Countries by Picture #6 | 0 | - | 4.15 | 36,093 |
| Flags of Oceania | 0 | - | 5.00 | 258,417 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,033 |
| Select the World Flags | 0 | - | 4.27 | 37,684 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,862 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,717 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,047 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,573 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,905 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,357,391 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,849 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,800 |
| Landlocked Countries | 0 | - | 4.99 | 419,267 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 568,861 |
| 20 Random Country Flags | 0 | - | 4.99 | 610,950 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,620 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,055 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,351 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,812 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,516 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,672 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,728 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,966 |
| World Capitals Quiz | 0 | - | 5.00 | 5,065,684 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,129 |
| Himalayan Countries | 0 | - | 4.95 | 137,551 |
| Andean Countries | 0 | - | 4.95 | 84,003 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,274 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,746 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,890 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,392 |
| Danube Countries | 0 | - | 4.97 | 71,701 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,610 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,095 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,708 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,786 |
| European Landlocked Countries | 0 | - | 4.99 | 146,812 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,175 |
| Countries with the Most Species | 0 | - | 4.99 | 102,949 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,327 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,438 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,598 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,331 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,007 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,394 |
| Countries in the Alps | 0 | - | 4.87 | 117,744 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,169 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,433 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,442 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,032 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,141 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,743 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,321 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,220 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,983 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,582 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,504 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,353 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,957 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,214 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,240 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,252 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,086 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,586 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,576 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,532 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,310 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,016 |
| Largest Countries By Category | 0 | - | 4.97 | 157,697 |
| Countries by Countries | 0 | - | 4.96 | 62,867 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,258 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,172 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,479 |
| Merged Country Flags | 0 | - | 4.88 | 106,630 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,640 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,683 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,360 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,758,859 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,405 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,755 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,151 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,256 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,399 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 34,755 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,163 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,090 |
| Longest International Borders | 0 | - | 4.99 | 264,711 |
| Countries with Three Borders | 0 | - | 4.96 | 36,467 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,929 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,037 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,011 |
| Demonym of Every Country | 0 | - | 4.91 | 59,182 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,321 |
