| Countries by Satellite Image #1 | 0 | - | 4.88 | 131,399 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 76,600 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.86 | 44,943 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 54,744 |
| All Country Flags of the World | 0 | - | 5.00 | 3,051,172 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,388,667 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,014,572 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 679,859 |
| Islands by Satellite Image #1 | 0 | - | 4.71 | 63,342 |
| Flags with Crescents | 0 | - | 4.98 | 146,216 |
| Country Flag Trivia | 0 | - | 4.81 | 45,222 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.99 | 77,953 |
| Country Flags with the Union Jack | 0 | - | 4.83 | 57,514 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.82 | 43,094 |
| Satellite Images Quiz #1 | 0 | - | 4.47 | 123,552 |
| Satellite Images Quiz #2 | 0 | - | 4.65 | 104,425 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 85,009 |
| Satellite Images Quiz #5 | 0 | - | 4.46 | 46,258 |
| Satellite Images Quiz #6 | 0 | - | 4.53 | 36,033 |
| Countries by Coat of Arms #1 | 0 | - | 4.95 | 58,837 |
| World Coats of Arms | 0 | - | 4.99 | 56,621 |
| Flags to Languages | 0 | - | 4.95 | 160,529 |
| Countries by Satellite Image #3 | 0 | - | 4.65 | 66,837 |
| Countries by Satellite Image #2 | 0 | - | 4.79 | 64,923 |
| Countries by Satellite Image #4 | 0 | - | 4.66 | 62,865 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 44,198 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 41,658 |
| Satellite Images Quiz #3 | 0 | - | 4.38 | 70,666 |
| Peninsulas by Satellite Image | 0 | - | 4.52 | 26,172 |
| Geography by Picture - H | 0 | - | 4.51 | 55,587 |
| Geography by Picture - N | 0 | - | 4.46 | 39,917 |
| Geography by Picture - R | 0 | - | 4.54 | 38,911 |
| Geography by Picture - T | 0 | - | 4.57 | 55,212 |
| Countries by Road Signs | 0 | - | 4.98 | 46,228 |
| Country Flags Multiple Choice | 0 | - | 4.98 | 116,856 |
| Islands by Satellite Image #2 | 0 | - | 4.30 | 17,925 |
| Islands by Shape #2 | 0 | - | 4.87 | 45,309 |
| Cities by Satellite #1 | 0 | - | 4.37 | 71,889 |
| Cities by Satellite #2 | 0 | - | 4.47 | 23,046 |
| Geography by Picture - A | 0 | - | 4.35 | 57,328 |
| Geography by Picture - B | 0 | - | 4.37 | 52,819 |
| Geography by Picture - D | 0 | - | 4.10 | 43,471 |
| Geography by Picture - F | 0 | - | 4.26 | 48,630 |
| Geography by Picture - G | 0 | - | 4.39 | 45,679 |
| Geography by Picture - J | 0 | - | 4.14 | 36,632 |
| Geography by Picture - C | 0 | - | 4.28 | 54,565 |
| Geography by Picture - L | 0 | - | 4.34 | 56,212 |
| Geography by Picture - M | 0 | - | 4.11 | 38,627 |
| Geography by Picture - P | 0 | - | 4.26 | 40,439 |
| Geography by Picture - S | 0 | - | 4.35 | 44,895 |
| Random Flags Quiz | 0 | - | 4.41 | 259,147 |
| Cities by Picture #1 | 0 | - | 4.70 | 78,271 |
| Countries by Coat of Arms #2 | 0 | - | 4.78 | 32,520 |
| Countries by Picture #1 | 0 | - | 4.51 | 90,967 |
| Countries by Picture #3 | 0 | - | 4.52 | 55,204 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 42,957 |
| Landmarks Picture Quiz #1 | 0 | - | 4.21 | 363,321 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,065,310 |
| Flags of Asia Quiz | 0 | - | 4.99 | 534,275 |
| Countries by Partial Flag Images #1 | 0 | - | 4.97 | 114,860 |
| Countries by Partial Flag Images #3 | 0 | - | 4.99 | 90,297 |
| Flags with the Most Stars | 0 | - | 4.91 | 108,193 |
| Flags that are Red & White Only | 0 | - | 4.97 | 132,328 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 127,741 |
| Flags of the Countries with Four Letters | 0 | - | 4.93 | 37,405 |
| African Island Countries | 0 | - | 4.96 | 90,990 |
| Four Countries with Similar Flags #2 | 0 | - | 4.89 | 36,519 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 44,393 |
| Pixelated World Map | 0 | - | 5.00 | 130,475 |
| Country Flags with the Most Red | 0 | - | 4.97 | 93,609 |
| Country Flags with the Most Blue | 0 | - | 4.90 | 81,036 |
| Country Flags with the Most Green | 0 | - | 4.95 | 81,689 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 83,152 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 89,142 |
| Country Flags with the Most Black | 0 | - | 4.94 | 87,660 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.94 | 56,080 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.93 | 44,524 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 82,743 |
| Countries by Partial Flag Images #4 | 0 | - | 4.90 | 63,623 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 49,352 |
| Islands by Country #1 | 0 | - | 4.87 | 164,857 |
| Countries With Blue and White Flags | 0 | - | 4.89 | 82,668 |
| Flags of Africa Quiz | 0 | - | 4.99 | 395,794 |
| Emoji Flags | 0 | - | 4.34 | 41,077 |
| Former Flags | 0 | - | 4.97 | 82,780 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 64,327 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 34,988 |
| Geography by Picture - E | 0 | - | 3.53 | 45,756 |
| Landforms by Picture | 0 | - | 4.33 | 19,168 |
| Geography by Picture - I | 0 | - | 3.97 | 37,813 |
| Geography by Picture - K | 0 | - | 4.26 | 31,359 |
| Richest Island Countries | 0 | - | 4.86 | 89,497 |
| Countries by Partial Flag Images #6 | 0 | - | 4.90 | 28,401 |
| Countries by Picture #4 | 0 | - | 4.17 | 42,351 |
| Countries by Picture #2 | 0 | - | 4.37 | 65,087 |
| Countries by Picture #5 | 0 | - | 4.27 | 40,319 |
| Countries by Picture #6 | 0 | - | 4.14 | 33,982 |
| Flags of Oceania | 0 | - | 5.00 | 220,303 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 315,665 |
| Three Band Flags of Europe | 0 | - | 4.97 | 172,780 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.65 | 54,838 |
| Select the World Flags | 0 | - | 4.31 | 33,842 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 124,638 |
| A-Z Cities by Pictures | 0 | - | 4.54 | 39,996 |
| Pixelated Africa Map | 0 | - | 4.98 | 89,453 |
| Pixelated Asia Map | 0 | - | 4.90 | 64,357 |
| Pixelated Europe Map | 0 | - | 4.90 | 110,897 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.92 | 27,126 |
| Boundary Waters | 0 | - | 4.93 | 81,976 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 76,305 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.92 | 46,992 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 52,493 |
| Random Flag to Country | 0 | - | 4.99 | 515,413 |
| Countries by Bordering Flags #1 | 0 | - | 4.92 | 95,032 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 76,225 |
| Flags of the Mediterranean | 0 | - | 4.93 | 125,746 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.30 | 18,412 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,714,456 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 333,818 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.51 | 23,657 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.83 | 30,760 |
| World Capitals Quiz | 0 | - | 5.00 | 4,570,337 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,165,482 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,224,747 |
| Geography by Picture - O | 0 | - | 4.00 | 26,637 |
| Flags of Countries in the World Cup 2018 | 0 | - | 4.83 | 87,566 |
| Islands by Shape #1 | 0 | - | 4.28 | 71,806 |
| Islands by Picture | 0 | - | 4.29 | 93,962 |
| World Geography on a Map #1 | 0 | - | 4.93 | 68,224 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 85,540 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 139,514 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 111,453 |
| Biggest City by Island | 0 | - | 4.57 | 46,092 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.94 | 111,524 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,406,659 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 344,793 |
| Countries with the Most Tourists Quiz | 0 | - | 4.91 | 362,222 |
| Members of the Arab League | 0 | - | 4.85 | 66,109 |
| Island Countries Quiz | 0 | - | 4.99 | 668,199 |
| Sahara Desert Countries | 0 | - | 4.97 | 130,330 |
| Himalayan Countries | 0 | - | 4.94 | 108,276 |
| Andean Countries | 0 | - | 4.91 | 60,098 |
| Countries with the Oldest Median Age | 0 | - | 4.82 | 61,272 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 50,780 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 104,356 |
| Coffee Producing Countries | 0 | - | 4.82 | 54,814 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 54,208 |
| Danube Countries | 0 | - | 4.96 | 57,197 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 92,210 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 65,280 |
| Countries with the Best Passports | 0 | - | 4.86 | 72,649 |
| Countries with the Worst Passports | 0 | - | 4.88 | 50,347 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 110,896 |
| European Landlocked Countries | 0 | - | 4.99 | 137,004 |
| Partially Recognized Countries | 0 | - | 4.98 | 90,759 |
| Countries with the Most Species | 0 | - | 4.99 | 89,846 |
| Countries 197 to 205 | 0 | - | 4.87 | 57,298 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 45,000 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 44,303 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 49,021 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,863 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 59,105 |
| Countries with a AAA Credit Rating | 0 | - | 4.87 | 49,882 |
| Countries in the Alps | 0 | - | 4.84 | 103,805 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 86,397 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 89,405 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 72,251 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 79,333 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 94,862 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 88,309 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 90,501 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,737 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,677 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 55,378 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 70,136 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 49,001 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 37,015 |
| Asian Island Nations | 0 | - | 4.66 | 89,464 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 96,540 |
| Arctic Ocean Countries | 0 | - | 4.93 | 72,631 |
| Countries with the Most Grassland | 0 | - | 4.94 | 70,208 |
| Country Flags with the Southern Cross | 0 | - | 4.72 | 52,115 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 100,435 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,928 |
| Similar Flags #1 | 0 | - | 4.75 | 112,536 |
| Similar Flags #2 | 0 | - | 4.78 | 114,724 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 54,003 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 202,186 |
| World Countries - Blind Typing | 0 | - | 5.00 | 75,270 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,805 |
| Largest Countries By Category | 0 | - | 4.97 | 146,351 |
| Countries by Countries | 0 | - | 4.95 | 55,551 |
| Country Flags with the Most White | 0 | - | 4.90 | 126,483 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 59,180 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 45,107 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 77,927 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 79,557 |
| Biggest Countries by Area | 0 | - | 5.00 | 946,583 |
| Northernmost Countries | 0 | - | 4.99 | 330,757 |
| Islands by Country #2 | 0 | - | 4.79 | 71,658 |
