| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,745 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,125 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,225 |
| All Country Flags of the World | 0 | - | 5.00 | 3,707,801 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,037 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,544,795 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,096,664 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,087 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,204 |
| Flags with Crescents | 0 | - | 4.98 | 171,173 |
| Country Flag Trivia | 0 | - | 4.81 | 57,898 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,778 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,325 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,452 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,422 |
| Satellite Images #1 | 0 | - | 4.47 | 129,931 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,621 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,179 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,191 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,176 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,024 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,624 |
| World Coats of Arms | 0 | - | 4.99 | 65,064 |
| Flags to Languages | 0 | - | 4.95 | 174,410 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,741 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,452 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,491 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,106 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,686 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,614 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,920 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,393 |
| Geography by Picture - B | 0 | - | 4.42 | 55,761 |
| Geography by Picture - H | 0 | - | 4.50 | 58,359 |
| Geography by Picture - N | 0 | - | 4.45 | 42,327 |
| Geography by Picture - R | 0 | - | 4.56 | 41,131 |
| Geography by Picture - T | 0 | - | 4.54 | 57,983 |
| Countries by Road Signs | 0 | - | 4.98 | 54,301 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,334 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,266 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,483 |
| Cities by Satellite #1 | 0 | - | 4.36 | 82,277 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,373 |
| Geography by Picture - A | 0 | - | 4.39 | 60,410 |
| Geography by Picture - D | 0 | - | 4.15 | 45,769 |
| Geography by Picture - F | 0 | - | 4.31 | 51,153 |
| Geography by Picture - G | 0 | - | 4.39 | 48,062 |
| Geography by Picture - J | 0 | - | 4.16 | 38,576 |
| Geography by Picture - K | 0 | - | 4.29 | 33,232 |
| Geography by Picture - C | 0 | - | 4.31 | 57,214 |
| Geography by Picture - L | 0 | - | 4.37 | 59,115 |
| Geography by Picture - M | 0 | - | 4.14 | 40,563 |
| Geography by Picture - P | 0 | - | 4.24 | 42,549 |
| Geography by Picture - S | 0 | - | 4.38 | 47,168 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,479 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,915 |
| Flag Maths | 0 | - | 4.61 | 57,826 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,508 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,319 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,037 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,189 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,552 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,256,227 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,399 |
| Largest City by Island | 0 | - | 4.87 | 72,393 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,189 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,198 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,739 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,100 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,489 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,202 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,503 |
| African Island Countries | 0 | - | 4.96 | 102,367 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,308 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,250 |
| Pixelated World Map | 0 | - | 5.00 | 144,016 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,245 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,191 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,275 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,058 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,668 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,082 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,055 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,452 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,872 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,006 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,354 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,584 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,668 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,615 |
| Islands by Country #1 | 0 | - | 4.90 | 176,245 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,768 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,782 |
| Flags of North and South America | 0 | - | 4.99 | 376,490 |
| Emoji Flags | 0 | - | 4.35 | 44,265 |
| Former Flags | 0 | - | 4.97 | 108,464 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 72,461 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,204 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,961 |
| Geography by Picture - E | 0 | - | 3.55 | 47,478 |
| Landforms by Picture | 0 | - | 4.31 | 20,740 |
| Geography by Picture - I | 0 | - | 4.00 | 39,521 |
| Geography by Picture - O | 0 | - | 4.01 | 28,230 |
| Richest Island Countries | 0 | - | 4.85 | 101,157 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,780 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,331 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,666 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,212 |
| Flags of Oceania | 0 | - | 5.00 | 262,332 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,445 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,134 |
| Select the World Flags | 0 | - | 4.28 | 37,966 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 131,159 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,077 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,390 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,708 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,396 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,199 |
| Boundary Waters | 0 | - | 4.92 | 88,735 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,388 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,620 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,243 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,899 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,903 |
| 20 Random Country Flags | 0 | - | 4.99 | 618,186 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,197 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,538 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,251 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,794 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,826,381 |
| Landlocked Countries | 0 | - | 4.99 | 425,007 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 586,332 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,888 |
| World Capitals Quiz | 0 | - | 5.00 | 5,102,160 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,799,771 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,493 |
| Islands by Picture | 0 | - | 4.28 | 107,692 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,890 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,345 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,883 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,915 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,870 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,624 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,598,063 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,475 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,304 |
| Island Countries | 0 | - | 4.99 | 712,287 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,880 |
| Himalayan Countries | 0 | - | 4.93 | 139,956 |
| Andean Countries | 0 | - | 4.94 | 85,281 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,437 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,787 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,015 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,307 |
| Danube Countries | 0 | - | 4.97 | 72,310 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,472 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,750 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,964 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,457 |
| European Landlocked Countries | 0 | - | 4.99 | 147,523 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,176 |
| Countries with the Most Species | 0 | - | 4.99 | 103,515 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,307 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,737 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,849 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,784 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,518 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,948 |
| Countries in the Alps | 0 | - | 4.87 | 118,677 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,463 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,717 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,913 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,952 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,871 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,181 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,309 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,805 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,365 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,110 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,814 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,689 |
| Asian Island Nations | 0 | - | 4.63 | 94,437 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,489 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,727 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,824 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,654 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,553 |
| Similar Flags #1 | 0 | - | 4.75 | 130,685 |
| Similar Flags #2 | 0 | - | 4.74 | 137,990 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,673 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,568 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,409 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,970 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,468 |
| Largest Countries By Category | 0 | - | 4.97 | 158,747 |
| Countries by Countries | 0 | - | 4.96 | 63,570 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,174 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,377 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,443 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,653 |
