| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,422 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,972 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,131 |
| All Country Flags of the World | 0 | - | 5.00 | 3,691,466 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,867 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,542,042 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,095,284 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 735,088 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,053 |
| Flags with Crescents | 0 | - | 4.98 | 170,650 |
| Country Flag Trivia | 0 | - | 4.81 | 57,601 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,400 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,008 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,063 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 53,230 |
| Satellite Images #1 | 0 | - | 4.47 | 129,549 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,456 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,036 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,062 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,074 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,924 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,577 |
| World Coats of Arms | 0 | - | 4.99 | 64,840 |
| Flags to Languages | 0 | - | 4.95 | 174,132 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,625 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,319 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,398 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 47,044 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,625 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,493 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,880 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,267 |
| Geography by Picture - B | 0 | - | 4.42 | 55,707 |
| Geography by Picture - H | 0 | - | 4.50 | 58,309 |
| Geography by Picture - N | 0 | - | 4.45 | 42,285 |
| Geography by Picture - R | 0 | - | 4.56 | 41,093 |
| Geography by Picture - T | 0 | - | 4.54 | 57,932 |
| Countries by Road Signs | 0 | - | 4.98 | 54,153 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,045 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,231 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,401 |
| Cities by Satellite #1 | 0 | - | 4.36 | 81,773 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,241 |
| Geography by Picture - A | 0 | - | 4.39 | 60,357 |
| Geography by Picture - D | 0 | - | 4.15 | 45,731 |
| Geography by Picture - F | 0 | - | 4.31 | 51,106 |
| Geography by Picture - G | 0 | - | 4.39 | 48,032 |
| Geography by Picture - J | 0 | - | 4.16 | 38,537 |
| Geography by Picture - K | 0 | - | 4.29 | 33,198 |
| Geography by Picture - C | 0 | - | 4.31 | 57,163 |
| Geography by Picture - L | 0 | - | 4.37 | 59,072 |
| Geography by Picture - M | 0 | - | 4.14 | 40,533 |
| Geography by Picture - P | 0 | - | 4.24 | 42,515 |
| Geography by Picture - S | 0 | - | 4.38 | 47,125 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,289 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,373 |
| Flag Maths | 0 | - | 4.61 | 57,805 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,310 |
| Countries by Picture #1 | 0 | - | 4.52 | 118,968 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,953 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,092 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,191 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,251,713 |
| Flags of Asia Quiz | 0 | - | 4.99 | 617,337 |
| Largest City by Island | 0 | - | 4.87 | 72,198 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,643 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,776 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,315 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,838 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,098 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 146,780 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,028 |
| African Island Countries | 0 | - | 4.96 | 102,130 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,051 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,977 |
| Pixelated World Map | 0 | - | 5.00 | 143,797 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,984 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,963 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,039 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,838 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,460 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,889 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,918 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,325 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,680 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,807 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,178 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,366 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,446 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,369 |
| Islands by Country #1 | 0 | - | 4.90 | 175,726 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,661 |
| Flags of Africa Quiz | 0 | - | 5.00 | 474,817 |
| Flags of North and South America | 0 | - | 4.99 | 375,259 |
| Emoji Flags | 0 | - | 4.35 | 44,200 |
| Former Flags | 0 | - | 4.97 | 108,156 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 72,280 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,114 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,770 |
| Geography by Picture - E | 0 | - | 3.55 | 47,451 |
| Landforms by Picture | 0 | - | 4.31 | 20,721 |
| Geography by Picture - I | 0 | - | 4.00 | 39,490 |
| Geography by Picture - O | 0 | - | 4.01 | 28,198 |
| Richest Island Countries | 0 | - | 4.85 | 100,934 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,713 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,211 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,596 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,159 |
| Flags of Oceania | 0 | - | 5.00 | 261,299 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,020 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,046 |
| Select the World Flags | 0 | - | 4.27 | 37,881 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 131,081 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,995 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,206 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,554 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,164 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,119 |
| Boundary Waters | 0 | - | 4.92 | 88,647 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,318 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,423 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,967 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,747 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,731 |
| 20 Random Country Flags | 0 | - | 4.99 | 616,067 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,062 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,400 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,001 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,757 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,690,045 |
| Landlocked Countries | 0 | - | 4.99 | 423,315 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 581,615 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,861 |
| World Capitals Quiz | 0 | - | 5.00 | 5,091,611 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,788,222 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,449 |
| Islands by Picture | 0 | - | 4.28 | 107,437 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,792 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,162 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,623 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,651 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,790 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,354 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,593,984 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,939 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,200 |
| Island Countries | 0 | - | 4.99 | 711,551 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,142 |
| Himalayan Countries | 0 | - | 4.94 | 139,320 |
| Andean Countries | 0 | - | 4.93 | 84,935 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,155 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,319 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,730 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,042 |
| Danube Countries | 0 | - | 4.97 | 72,161 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,238 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,567 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,599 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,106 |
| European Landlocked Countries | 0 | - | 4.99 | 147,319 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,889 |
| Countries with the Most Species | 0 | - | 4.99 | 103,373 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,021 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,660 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,776 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,640 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,399 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,806 |
| Countries in the Alps | 0 | - | 4.87 | 118,419 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,891 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,346 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,778 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,757 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,666 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,066 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,854 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,637 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,266 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,988 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,738 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,611 |
| Asian Island Nations | 0 | - | 4.63 | 94,368 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,347 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,598 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,666 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,247 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,432 |
| Similar Flags #1 | 0 | - | 4.75 | 130,441 |
| Similar Flags #2 | 0 | - | 4.74 | 137,745 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,954 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,287 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,672 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,512 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,335 |
| Largest Countries By Category | 0 | - | 4.97 | 158,463 |
| Countries by Countries | 0 | - | 4.96 | 63,391 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,912 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,333 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,096 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,602 |
