| Name the Pixelated Landmark | 0 | - | 4.84 | 62,897 |
| All Country Flags of the World | 0 | - | 5.00 | 3,649,745 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,450 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,534,755 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,091,696 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 732,631 |
| Flags with Crescents | 0 | - | 4.98 | 169,125 |
| Country Flag Trivia | 0 | - | 4.81 | 56,813 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,459 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,264 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,074 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,632 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,312 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,376 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,738 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,670 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,446 |
| World Coats of Arms | 0 | - | 4.99 | 64,355 |
| Flags to Languages | 0 | - | 4.95 | 173,422 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,848 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,403 |
| Geography by Picture - B | 0 | - | 4.42 | 55,561 |
| Geography by Picture - H | 0 | - | 4.50 | 58,183 |
| Geography by Picture - N | 0 | - | 4.45 | 42,173 |
| Geography by Picture - R | 0 | - | 4.56 | 40,990 |
| Geography by Picture - T | 0 | - | 4.54 | 57,806 |
| Countries by Road Signs | 0 | - | 4.98 | 53,654 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,332 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,204 |
| Geography by Picture - A | 0 | - | 4.39 | 60,203 |
| Geography by Picture - D | 0 | - | 4.15 | 45,618 |
| Geography by Picture - F | 0 | - | 4.31 | 50,958 |
| Geography by Picture - G | 0 | - | 4.38 | 47,915 |
| Geography by Picture - J | 0 | - | 4.16 | 38,433 |
| Geography by Picture - K | 0 | - | 4.29 | 33,100 |
| Geography by Picture - C | 0 | - | 4.31 | 57,034 |
| Geography by Picture - L | 0 | - | 4.37 | 58,908 |
| Geography by Picture - M | 0 | - | 4.14 | 40,424 |
| Geography by Picture - P | 0 | - | 4.24 | 42,401 |
| Geography by Picture - S | 0 | - | 4.38 | 47,016 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,789 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,017 |
| Flag Maths | 0 | - | 4.64 | 57,745 |
| Satellite Images #1 | 0 | - | 4.47 | 129,294 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,244 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,866 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,866 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,941 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,864 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,314 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,988 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,097 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,863 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,424 |
| Countries by Picture #1 | 0 | - | 4.53 | 99,059 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,269 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 47,719 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,275 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,590 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,240,353 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,590 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,330 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,591 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,093 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,066 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,027 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,710 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,803 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,341 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,316 |
| Pixelated World Map | 0 | - | 5.00 | 143,167 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,208 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,337 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,453 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,203 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,914 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,367 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,625 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,015 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,233 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,292 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,591 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,805 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,905 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,691 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,002 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,362 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,447 |
| Flags of North and South America | 0 | - | 4.99 | 372,042 |
| Emoji Flags | 0 | - | 4.35 | 44,016 |
| Former Flags | 0 | - | 4.97 | 107,491 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,365 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,784 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,870 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,313 |
| Geography by Picture - E | 0 | - | 3.55 | 47,352 |
| Landforms by Picture | 0 | - | 4.31 | 20,655 |
| Geography by Picture - I | 0 | - | 4.00 | 39,397 |
| Geography by Picture - O | 0 | - | 4.01 | 28,115 |
| Cities by Satellite #1 | 0 | - | 4.37 | 80,907 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,034 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,258 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,941 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,343 |
| Countries by Picture #6 | 0 | - | 4.15 | 36,055 |
| Flags of Oceania | 0 | - | 5.00 | 258,263 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,945 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,841 |
| Select the World Flags | 0 | - | 4.27 | 37,677 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,784 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,675 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,016 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,523 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,893 |
| Boundary Waters | 0 | - | 4.92 | 88,379 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,084 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,914 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,179 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,341 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,275 |
| 20 Random Country Flags | 0 | - | 4.99 | 610,576 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,587 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,031 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,305 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,335,184 |
| Landlocked Countries | 0 | - | 4.99 | 418,953 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 568,067 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,808 |
| World Capitals Quiz | 0 | - | 5.00 | 5,063,802 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,756,972 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,147 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,801 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,311 |
| Islands by Picture | 0 | - | 4.29 | 106,753 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,500 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,625 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,678 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,907 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,010 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,717 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,953 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,612 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,113 |
| Island Countries | 0 | - | 4.99 | 709,764 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,002 |
| Himalayan Countries | 0 | - | 4.94 | 137,431 |
| Andean Countries | 0 | - | 4.95 | 83,942 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,232 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,662 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,832 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,353 |
| Danube Countries | 0 | - | 4.97 | 71,666 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,556 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,058 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,657 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,735 |
| European Landlocked Countries | 0 | - | 4.99 | 146,778 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,142 |
| Countries with the Most Species | 0 | - | 4.99 | 102,909 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,271 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,433 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,589 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,303 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,994 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,367 |
| Countries in the Alps | 0 | - | 4.87 | 117,688 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,135 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,368 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,424 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,987 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,097 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,588 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,287 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,189 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,970 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,555 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,479 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,338 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,926 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,190 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,207 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,189 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,063 |
| Similar Flags #1 | 0 | - | 4.75 | 129,793 |
| Similar Flags #2 | 0 | - | 4.74 | 137,102 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,572 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,532 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,383 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,231 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,000 |
| Largest Countries By Category | 0 | - | 4.97 | 157,641 |
| Countries by Countries | 0 | - | 4.96 | 62,838 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,214 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,161 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,288 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,469 |
| Merged Country Flags | 0 | - | 4.88 | 106,589 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,526 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,654 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,324 |
