| All Country Flags of the World | 0 | - | 5.00 | 3,647,422 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,424 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,534,333 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,091,472 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 732,482 |
| Flags with Crescents | 0 | - | 4.98 | 169,027 |
| Country Flag Trivia | 0 | - | 4.81 | 56,759 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,393 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,220 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,012 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,602 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,246 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,348 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,715 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,651 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,436 |
| World Coats of Arms | 0 | - | 4.99 | 64,330 |
| Flags to Languages | 0 | - | 4.95 | 173,366 |
| Geography by Picture - B | 0 | - | 4.42 | 55,556 |
| Geography by Picture - H | 0 | - | 4.50 | 58,178 |
| Geography by Picture - N | 0 | - | 4.45 | 42,166 |
| Geography by Picture - R | 0 | - | 4.56 | 40,980 |
| Geography by Picture - T | 0 | - | 4.54 | 57,802 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,873 |
| Countries by Road Signs | 0 | - | 4.98 | 53,628 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,188 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,277 |
| Geography by Picture - A | 0 | - | 4.39 | 60,195 |
| Geography by Picture - D | 0 | - | 4.15 | 45,608 |
| Geography by Picture - F | 0 | - | 4.31 | 50,946 |
| Geography by Picture - G | 0 | - | 4.38 | 47,908 |
| Geography by Picture - J | 0 | - | 4.16 | 38,429 |
| Geography by Picture - K | 0 | - | 4.29 | 33,094 |
| Geography by Picture - C | 0 | - | 4.31 | 57,031 |
| Geography by Picture - L | 0 | - | 4.37 | 58,901 |
| Geography by Picture - M | 0 | - | 4.14 | 40,419 |
| Geography by Picture - P | 0 | - | 4.24 | 42,396 |
| Geography by Picture - S | 0 | - | 4.38 | 47,007 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,919 |
| Flag Maths | 0 | - | 4.64 | 57,744 |
| Satellite Images #1 | 0 | - | 4.46 | 129,285 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,235 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,860 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,853 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,932 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,751 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,293 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,964 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,072 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,847 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,414 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,811 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,225 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 47,689 |
| Emoji Flags | 0 | - | 4.35 | 44,002 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,360 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,245 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,555 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,774 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,149 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,239,722 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,319 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,266 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,532 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,051 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,034 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,972 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,653 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,757 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,306 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,287 |
| Pixelated World Map | 0 | - | 5.00 | 143,129 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,173 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,316 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,413 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,171 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,871 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,336 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,612 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,997 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,196 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,253 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,562 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,774 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,878 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,656 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,346 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,162 |
| Flags of North and South America | 0 | - | 4.99 | 371,804 |
| Former Flags | 0 | - | 4.97 | 107,452 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,860 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,286 |
| Geography by Picture - E | 0 | - | 3.55 | 47,349 |
| Landforms by Picture | 0 | - | 4.31 | 20,653 |
| Geography by Picture - I | 0 | - | 4.00 | 39,394 |
| Geography by Picture - O | 0 | - | 4.01 | 28,109 |
| Boundary Waters | 0 | - | 4.92 | 88,366 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,063 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,887 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,136 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,315 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,249 |
| Cities by Satellite #1 | 0 | - | 4.37 | 80,859 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,029 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,222 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,858 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,302 |
| Countries by Picture #6 | 0 | - | 4.15 | 36,028 |
| Flags of Oceania | 0 | - | 5.00 | 258,115 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,887 |
| Select the World Flags | 0 | - | 4.27 | 37,660 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,823 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,635 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,993 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,486 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,886 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,314,937 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,827 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,773 |
| Landlocked Countries | 0 | - | 4.99 | 418,610 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 567,379 |
| 20 Random Country Flags | 0 | - | 4.99 | 610,272 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,554 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,010 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,270 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,804 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,485 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,599 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,634 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,857 |
| World Capitals Quiz | 0 | - | 5.00 | 5,062,193 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,825 |
| Himalayan Countries | 0 | - | 4.94 | 137,279 |
| Andean Countries | 0 | - | 4.95 | 83,857 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,133 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,533 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,783 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,305 |
| Danube Countries | 0 | - | 4.97 | 71,618 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,507 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,021 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,585 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,655 |
| European Landlocked Countries | 0 | - | 4.99 | 146,735 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,087 |
| Countries with the Most Species | 0 | - | 4.99 | 102,873 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,220 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,422 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,576 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,282 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,962 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,338 |
| Countries in the Alps | 0 | - | 4.87 | 117,634 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,101 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,312 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,387 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,955 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,055 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,425 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,242 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,158 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,945 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,525 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,458 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,323 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,897 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,170 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,183 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,128 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,043 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,554 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,483 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,232 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,153 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,974 |
| Largest Countries By Category | 0 | - | 4.97 | 157,583 |
| Countries by Countries | 0 | - | 4.96 | 62,811 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,163 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,148 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,464 |
| Merged Country Flags | 0 | - | 4.88 | 106,559 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,416 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,623 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,296 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,755,068 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,346 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,721 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,142 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,198 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,384 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,727 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,011 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,056 |
| Longest International Borders | 0 | - | 4.99 | 264,612 |
| Countries with Three Borders | 0 | - | 4.96 | 36,445 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,902 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,992 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,003 |
| Demonym of Every Country | 0 | - | 4.91 | 59,124 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,301 |
