| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,893 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,172 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,598 |
| All Country Flags of the World | 0 | - | 5.00 | 3,627,740 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,235 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,530,905 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,089,601 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 731,227 |
| Flags with Crescents | 0 | - | 4.98 | 168,349 |
| Country Flag Trivia | 0 | - | 4.81 | 56,346 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,913 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,866 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,473 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,348 |
| Satellite Images #1 | 0 | - | 4.46 | 129,167 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,120 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,768 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,760 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,883 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,529 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,374 |
| World Coats of Arms | 0 | - | 4.99 | 64,119 |
| Flags to Languages | 0 | - | 4.95 | 172,965 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,180 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,833 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 66,979 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,782 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,337 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,307 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,721 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,692 |
| Geography by Picture - B | 0 | - | 4.42 | 55,493 |
| Geography by Picture - H | 0 | - | 4.50 | 58,110 |
| Geography by Picture - N | 0 | - | 4.45 | 42,105 |
| Geography by Picture - R | 0 | - | 4.56 | 40,931 |
| Geography by Picture - T | 0 | - | 4.54 | 57,745 |
| Countries by Road Signs | 0 | - | 4.98 | 53,384 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,946 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,122 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,096 |
| Cities by Satellite #1 | 0 | - | 4.38 | 80,589 |
| Cities by Satellite #2 | 0 | - | 4.49 | 24,969 |
| Geography by Picture - A | 0 | - | 4.39 | 60,124 |
| Geography by Picture - D | 0 | - | 4.15 | 45,553 |
| Geography by Picture - F | 0 | - | 4.31 | 50,887 |
| Geography by Picture - G | 0 | - | 4.38 | 47,860 |
| Geography by Picture - J | 0 | - | 4.16 | 38,379 |
| Geography by Picture - K | 0 | - | 4.29 | 33,052 |
| Geography by Picture - C | 0 | - | 4.31 | 56,983 |
| Geography by Picture - L | 0 | - | 4.37 | 58,845 |
| Geography by Picture - M | 0 | - | 4.14 | 40,379 |
| Geography by Picture - P | 0 | - | 4.24 | 42,350 |
| Geography by Picture - S | 0 | - | 4.38 | 46,965 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,546 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,265 |
| Flag Maths | 0 | - | 4.64 | 57,701 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,624 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,616 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,119 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,554 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,644 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,064 |
| Flags of Asia Quiz | 0 | - | 4.99 | 608,850 |
| Largest City by Island | 0 | - | 4.87 | 71,376 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,770 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,122 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,610 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,765 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,501 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,273 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,257 |
| African Island Countries | 0 | - | 4.96 | 101,121 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,042 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,032 |
| Pixelated World Map | 0 | - | 5.00 | 142,845 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,843 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,074 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,167 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,936 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,632 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,115 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,466 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,857 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,018 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,002 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,308 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,498 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,636 |
| Islands by Country #1 | 0 | - | 4.87 | 174,797 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,210 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,628 |
| Flags of North and South America | 0 | - | 4.99 | 369,951 |
| Emoji Flags | 0 | - | 4.35 | 43,915 |
| Former Flags | 0 | - | 4.97 | 107,141 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,542 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,764 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,081 |
| Geography by Picture - E | 0 | - | 3.55 | 47,313 |
| Landforms by Picture | 0 | - | 4.31 | 20,613 |
| Geography by Picture - I | 0 | - | 4.00 | 39,350 |
| Richest Island Countries | 0 | - | 4.84 | 99,942 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,376 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,143 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,708 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,236 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,982 |
| Flags of Oceania | 0 | - | 5.00 | 256,838 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,455 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,717 |
| Select the World Flags | 0 | - | 4.27 | 37,547 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,577 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,664 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,389 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,758 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,216 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,817 |
| Boundary Waters | 0 | - | 4.92 | 88,212 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,950 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,628 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,780 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,099 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,012 |
| 20 Random Country Flags | 0 | - | 4.99 | 607,957 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,326 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,865 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,918 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,628 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,144,738 |
| Landlocked Countries | 0 | - | 4.99 | 416,432 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 561,241 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,782 |
| World Capitals Quiz | 0 | - | 5.00 | 5,048,928 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,738,979 |
| Geography by Picture - O | 0 | - | 4.00 | 28,078 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,242 |
| Islands by Picture | 0 | - | 4.29 | 106,349 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,353 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,319 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,254 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,509 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,633 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,329 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,308 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,732 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,597 |
| Island Countries | 0 | - | 4.99 | 708,742 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,821 |
| Himalayan Countries | 0 | - | 4.95 | 136,414 |
| Andean Countries | 0 | - | 4.95 | 83,435 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,706 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,926 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,385 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,986 |
| Danube Countries | 0 | - | 4.97 | 71,375 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,178 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,833 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,110 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,061 |
| European Landlocked Countries | 0 | - | 4.99 | 146,106 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,720 |
| Countries with the Most Species | 0 | - | 4.99 | 100,923 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,864 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,315 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,494 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,134 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,792 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,164 |
| Countries in the Alps | 0 | - | 4.86 | 117,299 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,877 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,838 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,236 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,720 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,793 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,231 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,958 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,980 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,786 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,313 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,341 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,195 |
| Asian Island Nations | 0 | - | 4.63 | 93,928 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,703 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,979 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,990 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,663 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,875 |
| Similar Flags #1 | 0 | - | 4.74 | 129,459 |
| Similar Flags #2 | 0 | - | 4.74 | 136,757 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,412 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,209 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,871 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,510 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,807 |
| Largest Countries By Category | 0 | - | 4.97 | 157,221 |
| Countries by Countries | 0 | - | 4.96 | 62,572 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,849 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,072 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,900 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,406 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,637 |