| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,250 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,908 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,408 |
| All Country Flags of the World | 0 | - | 5.00 | 3,595,796 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 60,967 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,524,974 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,086,782 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 729,226 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,035 |
| Flags with Crescents | 0 | - | 4.98 | 167,341 |
| Country Flag Trivia | 0 | - | 4.81 | 55,805 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,272 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,364 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,766 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 51,952 |
| Satellite Images Quiz #1 | 0 | - | 4.46 | 128,966 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 108,957 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,619 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,622 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,780 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,326 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,256 |
| World Coats of Arms | 0 | - | 4.99 | 63,796 |
| Flags to Languages | 0 | - | 4.95 | 172,368 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 70,998 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,646 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,777 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,657 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,198 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,218 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,657 |
| Geography by Picture - B | 0 | - | 4.42 | 55,389 |
| Geography by Picture - H | 0 | - | 4.49 | 58,020 |
| Geography by Picture - N | 0 | - | 4.45 | 42,035 |
| Geography by Picture - R | 0 | - | 4.55 | 40,867 |
| Geography by Picture - T | 0 | - | 4.54 | 57,653 |
| Countries by Road Signs | 0 | - | 4.98 | 53,013 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,341 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,069 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,957 |
| Cities by Satellite #1 | 0 | - | 4.38 | 80,200 |
| Cities by Satellite #2 | 0 | - | 4.49 | 24,889 |
| Geography by Picture - A | 0 | - | 4.39 | 60,027 |
| Geography by Picture - D | 0 | - | 4.15 | 45,469 |
| Geography by Picture - F | 0 | - | 4.31 | 50,810 |
| Geography by Picture - G | 0 | - | 4.38 | 47,774 |
| Geography by Picture - J | 0 | - | 4.16 | 38,317 |
| Geography by Picture - K | 0 | - | 4.28 | 32,997 |
| Geography by Picture - C | 0 | - | 4.31 | 56,893 |
| Geography by Picture - L | 0 | - | 4.37 | 58,732 |
| Geography by Picture - M | 0 | - | 4.14 | 40,331 |
| Geography by Picture - P | 0 | - | 4.24 | 42,286 |
| Geography by Picture - S | 0 | - | 4.38 | 46,897 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,221 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,137 |
| Flag Maths | 0 | - | 4.78 | 57,665 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,290 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,320 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,948 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,340 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 392,824 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,645 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,700 |
| Largest City by Island | 0 | - | 4.87 | 70,968 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,493 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 113,990 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,597 |
| Flags that are Red & White Only | 0 | - | 4.97 | 156,063 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 144,402 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 73,489 |
| African Island Countries | 0 | - | 4.96 | 100,685 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,481 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,489 |
| Pixelated World Map | 0 | - | 5.00 | 142,206 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,186 |
| Country Flags with the Most Blue | 0 | - | 4.87 | 91,597 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,681 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,480 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,162 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,728 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,209 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,614 |
| Country Flags Slideshow | 0 | - | 4.91 | 46,687 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,300 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,606 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,647 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,871 |
| Islands by Country #1 | 0 | - | 4.87 | 174,414 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 97,983 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,438 |
| Flags of North and South America | 0 | - | 4.99 | 365,963 |
| Emoji Flags | 0 | - | 4.35 | 43,792 |
| Former Flags | 0 | - | 4.97 | 106,548 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,197 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,566 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,689 |
| Geography by Picture - E | 0 | - | 3.55 | 47,268 |
| Landforms by Picture | 0 | - | 4.31 | 20,565 |
| Geography by Picture - I | 0 | - | 4.00 | 39,304 |
| Richest Island Countries | 0 | - | 4.84 | 99,416 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,460 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,020 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,519 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,134 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,899 |
| Flags of Oceania | 0 | - | 5.00 | 254,754 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,699 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,522 |
| Select the World Flags | 0 | - | 4.27 | 37,373 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,427 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,499 |
| Pixelated Africa Map | 0 | - | 4.98 | 98,984 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,315 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,690 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,665 |
| Boundary Waters | 0 | - | 4.92 | 88,002 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,790 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,196 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,161 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,779 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,667 |
| 20 Random Country Flags | 0 | - | 4.99 | 603,730 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 111,997 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 82,548 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,406 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,561 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,865,784 |
| Landlocked Countries | 0 | - | 4.99 | 413,018 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 551,115 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,734 |
| World Capitals Quiz | 0 | - | 5.00 | 5,026,811 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,711,096 |
| Geography by Picture - O | 0 | - | 3.99 | 28,030 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,169 |
| Islands by Picture | 0 | - | 4.29 | 105,783 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,117 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,920 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,496 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,859 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,211 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 122,879 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,485 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,887 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,084 |
| Island Countries | 0 | - | 4.99 | 707,322 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,322 |
| Himalayan Countries | 0 | - | 4.95 | 135,120 |
| Andean Countries | 0 | - | 4.94 | 82,697 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,117 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,036 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,796 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,500 |
| Danube Countries | 0 | - | 4.97 | 71,015 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,669 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,472 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,327 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,242 |
| European Landlocked Countries | 0 | - | 4.99 | 145,685 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,080 |
| Countries with the Most Species | 0 | - | 4.99 | 95,204 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,237 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,180 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,339 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,916 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,532 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,889 |
| Countries in the Alps | 0 | - | 4.87 | 116,716 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,497 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,117 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,957 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,344 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,079 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,944 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,494 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,699 |
| Largest Country by Body of Water | 0 | - | 4.95 | 56,586 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,990 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,171 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,006 |
| Asian Island Nations | 0 | - | 4.63 | 93,707 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,388 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,693 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,691 |
| Country Flags with the Southern Cross | 0 | - | 4.78 | 61,291 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,924 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,582 |
| Similar Flags #1 | 0 | - | 4.74 | 128,999 |
| Similar Flags #2 | 0 | - | 4.74 | 136,260 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,210 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,705 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,926 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,422 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,554 |
| Largest Countries By Category | 0 | - | 4.97 | 156,654 |
| Countries by Countries | 0 | - | 4.96 | 62,189 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,259 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,939 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,254 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,309 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,447 |
