| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,420 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,407 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,762 |
| All Country Flags of the World | 0 | - | 5.00 | 3,654,842 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,512 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,535,652 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,092,134 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 732,929 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,640 |
| Flags with Crescents | 0 | - | 4.98 | 169,281 |
| Country Flag Trivia | 0 | - | 4.81 | 56,899 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,568 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,344 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,196 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,694 |
| Satellite Images #1 | 0 | - | 4.47 | 129,324 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,267 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,882 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,887 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,960 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,700 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,464 |
| World Coats of Arms | 0 | - | 4.99 | 64,402 |
| Flags to Languages | 0 | - | 4.95 | 173,504 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,341 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,032 |
| Countries by Satellite Image #4 | 0 | - | 4.62 | 67,128 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,884 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,445 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,375 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,793 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 62,947 |
| Geography by Picture - B | 0 | - | 4.42 | 55,581 |
| Geography by Picture - H | 0 | - | 4.50 | 58,202 |
| Geography by Picture - N | 0 | - | 4.45 | 42,185 |
| Geography by Picture - R | 0 | - | 4.56 | 41,006 |
| Geography by Picture - T | 0 | - | 4.54 | 57,821 |
| Countries by Road Signs | 0 | - | 4.98 | 53,709 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,407 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,154 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,231 |
| Cities by Satellite #1 | 0 | - | 4.37 | 80,961 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,047 |
| Geography by Picture - A | 0 | - | 4.39 | 60,222 |
| Geography by Picture - D | 0 | - | 4.15 | 45,640 |
| Geography by Picture - F | 0 | - | 4.31 | 50,977 |
| Geography by Picture - G | 0 | - | 4.38 | 47,929 |
| Geography by Picture - J | 0 | - | 4.16 | 38,450 |
| Geography by Picture - K | 0 | - | 4.29 | 33,113 |
| Geography by Picture - C | 0 | - | 4.31 | 57,051 |
| Geography by Picture - L | 0 | - | 4.37 | 58,932 |
| Geography by Picture - M | 0 | - | 4.14 | 40,441 |
| Geography by Picture - P | 0 | - | 4.24 | 42,418 |
| Geography by Picture - S | 0 | - | 4.38 | 47,030 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,864 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,171 |
| Flag Maths | 0 | - | 4.64 | 57,752 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,913 |
| Countries by Picture #1 | 0 | - | 4.53 | 99,349 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,339 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 47,763 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,330 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,753 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,476 |
| Largest City by Island | 0 | - | 4.87 | 71,761 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,445 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,704 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,204 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,115 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,122 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,823 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,927 |
| African Island Countries | 0 | - | 4.96 | 101,515 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,403 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,373 |
| Pixelated World Map | 0 | - | 5.00 | 143,254 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,299 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,403 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,510 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,271 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,975 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,418 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,663 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,047 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,285 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,329 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,640 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,859 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,955 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,764 |
| Islands by Country #1 | 0 | - | 4.88 | 175,181 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,391 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,101 |
| Flags of North and South America | 0 | - | 4.99 | 372,439 |
| Emoji Flags | 0 | - | 4.35 | 44,047 |
| Former Flags | 0 | - | 4.97 | 107,590 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,862 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,895 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,362 |
| Geography by Picture - E | 0 | - | 3.55 | 47,365 |
| Landforms by Picture | 0 | - | 4.31 | 20,666 |
| Geography by Picture - I | 0 | - | 4.00 | 39,411 |
| Geography by Picture - O | 0 | - | 4.01 | 28,131 |
| Richest Island Countries | 0 | - | 4.84 | 100,385 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,315 |
| Countries by Picture #2 | 0 | - | 4.37 | 70,039 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,395 |
| Countries by Picture #6 | 0 | - | 4.15 | 36,098 |
| Flags of Oceania | 0 | - | 5.00 | 258,556 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,086 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,866 |
| Select the World Flags | 0 | - | 4.27 | 37,693 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,868 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,806 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,747 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,085 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,617 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,918 |
| Boundary Waters | 0 | - | 4.92 | 88,410 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,116 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,983 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,283 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,390 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,315 |
| 20 Random Country Flags | 0 | - | 4.99 | 611,212 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,640 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,076 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,392 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,684 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,377,444 |
| Landlocked Countries | 0 | - | 4.99 | 419,509 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 569,512 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,816 |
| World Capitals Quiz | 0 | - | 5.00 | 5,067,208 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,760,497 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,329 |
| Islands by Picture | 0 | - | 4.29 | 106,818 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,529 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,705 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,782 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,007 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,489 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,796 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,114 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,760 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,456 |
| Island Countries | 0 | - | 4.99 | 710,003 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,228 |
| Himalayan Countries | 0 | - | 4.95 | 137,669 |
| Andean Countries | 0 | - | 4.95 | 84,062 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,307 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,812 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,930 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,423 |
| Danube Countries | 0 | - | 4.97 | 71,724 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,641 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,117 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,752 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,830 |
| European Landlocked Countries | 0 | - | 4.99 | 146,839 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,209 |
| Countries with the Most Species | 0 | - | 4.99 | 102,984 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,367 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,448 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,611 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,349 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,025 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,418 |
| Countries in the Alps | 0 | - | 4.87 | 117,780 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,200 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,486 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,455 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,101 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,166 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,760 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,353 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,247 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,007 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,605 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,514 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,363 |
| Asian Island Nations | 0 | - | 4.63 | 94,124 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,971 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,239 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,261 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,295 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,098 |
| Similar Flags #1 | 0 | - | 4.75 | 129,889 |
| Similar Flags #2 | 0 | - | 4.74 | 137,185 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,605 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,631 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,631 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,368 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,031 |
| Largest Countries By Category | 0 | - | 4.97 | 157,749 |
| Countries by Countries | 0 | - | 4.96 | 62,902 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,294 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,173 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,410 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,482 |
