| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,780 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,138 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,230 |
| All Country Flags of the World | 0 | - | 5.00 | 3,709,571 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,066 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,545,245 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,096,836 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,195 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,232 |
| Flags with Crescents | 0 | - | 4.98 | 171,220 |
| Country Flag Trivia | 0 | - | 4.81 | 57,939 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,818 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,365 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,512 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,431 |
| Satellite Images #1 | 0 | - | 4.47 | 129,940 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,630 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,187 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,199 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,182 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,034 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,630 |
| World Coats of Arms | 0 | - | 4.99 | 65,089 |
| Flags to Languages | 0 | - | 4.95 | 174,441 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,753 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,460 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,506 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,114 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,691 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,618 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,922 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,411 |
| Geography by Picture - B | 0 | - | 4.42 | 55,768 |
| Geography by Picture - H | 0 | - | 4.50 | 58,367 |
| Geography by Picture - N | 0 | - | 4.45 | 42,332 |
| Geography by Picture - R | 0 | - | 4.56 | 41,137 |
| Geography by Picture - T | 0 | - | 4.54 | 57,992 |
| Countries by Road Signs | 0 | - | 4.98 | 54,311 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,358 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,267 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,504 |
| Cities by Satellite #1 | 0 | - | 4.36 | 82,323 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,385 |
| Geography by Picture - A | 0 | - | 4.39 | 60,419 |
| Geography by Picture - D | 0 | - | 4.15 | 45,773 |
| Geography by Picture - F | 0 | - | 4.31 | 51,162 |
| Geography by Picture - G | 0 | - | 4.39 | 48,069 |
| Geography by Picture - J | 0 | - | 4.16 | 38,585 |
| Geography by Picture - K | 0 | - | 4.29 | 33,238 |
| Geography by Picture - C | 0 | - | 4.31 | 57,220 |
| Geography by Picture - L | 0 | - | 4.37 | 59,124 |
| Geography by Picture - M | 0 | - | 4.14 | 40,569 |
| Geography by Picture - P | 0 | - | 4.24 | 42,555 |
| Geography by Picture - S | 0 | - | 4.38 | 47,174 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,503 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,950 |
| Flag Maths | 0 | - | 4.61 | 57,827 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,527 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,354 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,041 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,197 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,595 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,256,819 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,699 |
| Largest City by Island | 0 | - | 4.87 | 72,407 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,232 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,228 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,793 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,123 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,513 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,235 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,546 |
| African Island Countries | 0 | - | 4.96 | 102,392 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,332 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,275 |
| Pixelated World Map | 0 | - | 5.00 | 144,041 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,276 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,218 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,298 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,087 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,690 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,093 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,068 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,461 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,887 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,019 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,371 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,605 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,694 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,637 |
| Islands by Country #1 | 0 | - | 4.90 | 176,265 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,777 |
| Flags of Africa Quiz | 0 | - | 5.00 | 477,007 |
| Flags of North and South America | 0 | - | 4.99 | 376,637 |
| Emoji Flags | 0 | - | 4.35 | 44,268 |
| Former Flags | 0 | - | 4.97 | 108,505 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 72,486 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,215 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 44,974 |
| Geography by Picture - E | 0 | - | 3.55 | 47,480 |
| Landforms by Picture | 0 | - | 4.31 | 20,742 |
| Geography by Picture - I | 0 | - | 4.00 | 39,524 |
| Geography by Picture - O | 0 | - | 4.01 | 28,233 |
| Richest Island Countries | 0 | - | 4.85 | 101,173 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,783 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,340 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,678 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,216 |
| Flags of Oceania | 0 | - | 5.00 | 262,442 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,488 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,146 |
| Select the World Flags | 0 | - | 4.28 | 37,973 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 131,174 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,092 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,407 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,731 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,420 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,208 |
| Boundary Waters | 0 | - | 4.92 | 88,745 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,397 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,653 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,278 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,926 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,926 |
| 20 Random Country Flags | 0 | - | 4.99 | 618,335 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,213 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,553 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,288 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,799 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,843,381 |
| Landlocked Countries | 0 | - | 4.99 | 425,217 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 586,957 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,891 |
| World Capitals Quiz | 0 | - | 5.00 | 5,103,366 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,801,291 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,500 |
| Islands by Picture | 0 | - | 4.28 | 107,719 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,906 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,366 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,913 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,943 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,041 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,649 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,598,520 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,538 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,427 |
| Island Countries | 0 | - | 4.99 | 712,373 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,996 |
| Himalayan Countries | 0 | - | 4.93 | 140,027 |
| Andean Countries | 0 | - | 4.94 | 85,321 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,474 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,837 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,047 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,334 |
| Danube Countries | 0 | - | 4.97 | 72,323 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,503 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,775 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,998 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,508 |
| European Landlocked Countries | 0 | - | 4.99 | 147,547 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,208 |
| Countries with the Most Species | 0 | - | 4.99 | 103,526 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,334 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,753 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,856 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,797 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,531 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,964 |
| Countries in the Alps | 0 | - | 4.87 | 118,696 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,499 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,761 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,925 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,973 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,888 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,197 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,336 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,814 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,382 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,131 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,828 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,703 |
| Asian Island Nations | 0 | - | 4.63 | 94,443 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,507 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,737 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,836 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,713 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,567 |
| Similar Flags #1 | 0 | - | 4.75 | 130,718 |
| Similar Flags #2 | 0 | - | 4.74 | 138,020 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,714 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,610 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,491 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,026 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,477 |
| Largest Countries By Category | 0 | - | 4.97 | 158,785 |
| Countries by Countries | 0 | - | 4.96 | 63,586 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,197 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,382 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,489 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,654 |
