| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,957 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,227 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,310 |
| All Country Flags of the World | 0 | - | 5.00 | 3,719,657 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,212 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,546,930 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,727 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,827 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,324 |
| Flags with Crescents | 0 | - | 4.98 | 171,544 |
| Country Flag Trivia | 0 | - | 4.82 | 58,199 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,041 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,540 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,753 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,571 |
| Satellite Images #1 | 0 | - | 4.46 | 130,033 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,732 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,422 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,277 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,247 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,102 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,669 |
| World Coats of Arms | 0 | - | 4.99 | 65,250 |
| Flags to Languages | 0 | - | 4.95 | 174,619 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,805 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,522 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,569 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,159 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,739 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,679 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,945 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,574 |
| Geography by Picture - B | 0 | - | 4.42 | 55,811 |
| Geography by Picture - H | 0 | - | 4.50 | 58,407 |
| Geography by Picture - N | 0 | - | 4.45 | 42,369 |
| Geography by Picture - R | 0 | - | 4.56 | 41,171 |
| Geography by Picture - T | 0 | - | 4.54 | 58,023 |
| Countries by Road Signs | 0 | - | 4.98 | 54,401 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,559 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,284 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,574 |
| Cities by Satellite #1 | 0 | - | 4.37 | 82,523 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,443 |
| Geography by Picture - A | 0 | - | 4.39 | 60,459 |
| Geography by Picture - D | 0 | - | 4.15 | 45,807 |
| Geography by Picture - F | 0 | - | 4.31 | 51,210 |
| Geography by Picture - G | 0 | - | 4.39 | 48,101 |
| Geography by Picture - J | 0 | - | 4.16 | 38,619 |
| Geography by Picture - K | 0 | - | 4.29 | 33,270 |
| Geography by Picture - C | 0 | - | 4.31 | 57,258 |
| Geography by Picture - L | 0 | - | 4.37 | 59,155 |
| Geography by Picture - M | 0 | - | 4.14 | 40,599 |
| Geography by Picture - P | 0 | - | 4.24 | 42,586 |
| Geography by Picture - S | 0 | - | 4.38 | 47,195 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,609 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,251 |
| Flag Maths | 0 | - | 4.61 | 57,856 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,619 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,483 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,090 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,237 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 396,301 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,259,790 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,169 |
| Largest City by Island | 0 | - | 4.87 | 72,507 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,488 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,486 |
| Flags with the Most Stars | 0 | - | 4.91 | 138,066 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,280 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,723 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,448 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,798 |
| African Island Countries | 0 | - | 4.96 | 102,651 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,498 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,442 |
| Pixelated World Map | 0 | - | 5.00 | 144,175 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,453 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,365 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,431 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,224 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,820 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,232 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,157 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,529 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,985 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,128 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,485 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,739 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,809 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,782 |
| Islands by Country #1 | 0 | - | 4.90 | 176,437 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,817 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,398 |
| Flags of North and South America | 0 | - | 4.99 | 377,535 |
| Emoji Flags | 0 | - | 4.35 | 44,306 |
| Former Flags | 0 | - | 4.97 | 108,709 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 72,583 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,273 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,065 |
| Geography by Picture - E | 0 | - | 3.54 | 47,505 |
| Landforms by Picture | 0 | - | 4.31 | 20,761 |
| Geography by Picture - I | 0 | - | 4.00 | 39,546 |
| Geography by Picture - O | 0 | - | 4.01 | 28,260 |
| Richest Island Countries | 0 | - | 4.85 | 101,292 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,823 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,413 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,722 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,246 |
| Flags of Oceania | 0 | - | 5.00 | 263,106 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,710 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,194 |
| Select the World Flags | 0 | - | 4.28 | 38,014 |
| Landmarks Picture Quiz #2 | 0 | - | 4.39 | 136,762 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,130 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,520 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,832 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,553 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,255 |
| Boundary Waters | 0 | - | 4.92 | 88,806 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,433 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,770 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,439 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,018 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,035 |
| 20 Random Country Flags | 0 | - | 4.99 | 619,786 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,340 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,648 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,450 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,820 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,928,718 |
| Landlocked Countries | 0 | - | 4.99 | 426,702 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 590,464 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,905 |
| World Capitals Quiz | 0 | - | 5.00 | 5,110,293 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,808,638 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,536 |
| Islands by Picture | 0 | - | 4.28 | 107,887 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,962 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,462 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,080 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,116 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,090 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,758 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,601,039 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,893 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,054 |
| Island Countries | 0 | - | 4.99 | 712,794 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,639 |
| Himalayan Countries | 0 | - | 4.93 | 140,565 |
| Andean Countries | 0 | - | 4.94 | 85,663 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,800 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,284 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,353 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,582 |
| Danube Countries | 0 | - | 4.97 | 72,492 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,711 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,913 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,312 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,762 |
| European Landlocked Countries | 0 | - | 4.99 | 147,684 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,426 |
| Countries with the Most Species | 0 | - | 4.99 | 103,610 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,543 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,795 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,924 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,887 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,630 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,083 |
| Countries in the Alps | 0 | - | 4.87 | 118,881 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,836 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,022 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,021 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,111 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,055 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,338 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,486 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,934 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,479 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,260 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,926 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,798 |
| Asian Island Nations | 0 | - | 4.63 | 94,491 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,623 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,863 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,962 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,030 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,671 |
| Similar Flags #1 | 0 | - | 4.75 | 130,874 |
| Similar Flags #2 | 0 | - | 4.74 | 138,143 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,816 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,767 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,008 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,339 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,570 |
| Largest Countries By Category | 0 | - | 4.97 | 158,975 |
| Countries by Countries | 0 | - | 4.97 | 63,729 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,353 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,430 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,669 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,690 |
