| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,416 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,404 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,761 |
| All Country Flags of the World | 0 | - | 5.00 | 3,654,579 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,505 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,535,607 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,092,105 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 732,916 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,636 |
| Flags with Crescents | 0 | - | 4.98 | 169,274 |
| Country Flag Trivia | 0 | - | 4.81 | 56,894 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,566 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,338 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,188 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,692 |
| Satellite Images #1 | 0 | - | 4.47 | 129,322 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,265 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,879 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,884 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,957 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,698 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,464 |
| World Coats of Arms | 0 | - | 4.99 | 64,397 |
| Flags to Languages | 0 | - | 4.95 | 173,498 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,339 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,026 |
| Countries by Satellite Image #4 | 0 | - | 4.62 | 67,126 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,884 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,443 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,374 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,790 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 62,943 |
| Geography by Picture - B | 0 | - | 4.42 | 55,580 |
| Geography by Picture - H | 0 | - | 4.50 | 58,201 |
| Geography by Picture - N | 0 | - | 4.45 | 42,184 |
| Geography by Picture - R | 0 | - | 4.56 | 41,006 |
| Geography by Picture - T | 0 | - | 4.54 | 57,819 |
| Countries by Road Signs | 0 | - | 4.98 | 53,707 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,402 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,153 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,231 |
| Cities by Satellite #1 | 0 | - | 4.37 | 80,957 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,045 |
| Geography by Picture - A | 0 | - | 4.39 | 60,222 |
| Geography by Picture - D | 0 | - | 4.15 | 45,639 |
| 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 | 57,050 |
| Geography by Picture - L | 0 | - | 4.37 | 58,931 |
| Geography by Picture - M | 0 | - | 4.14 | 40,441 |
| Geography by Picture - P | 0 | - | 4.24 | 42,417 |
| Geography by Picture - S | 0 | - | 4.38 | 47,030 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,860 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,163 |
| Flag Maths | 0 | - | 4.64 | 57,752 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,910 |
| Countries by Picture #1 | 0 | - | 4.53 | 99,349 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,338 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 47,760 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,322 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,669 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,433 |
| Largest City by Island | 0 | - | 4.87 | 71,756 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,441 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,699 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,199 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,113 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,116 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,814 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,918 |
| African Island Countries | 0 | - | 4.96 | 101,512 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,399 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,372 |
| Pixelated World Map | 0 | - | 5.00 | 143,248 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,295 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,400 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,504 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,267 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,972 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,415 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,661 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,043 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,284 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,328 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,637 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,858 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,951 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,760 |
| Islands by Country #1 | 0 | - | 4.88 | 175,179 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,388 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,067 |
| Flags of North and South America | 0 | - | 4.99 | 372,423 |
| Emoji Flags | 0 | - | 4.35 | 44,044 |
| Former Flags | 0 | - | 4.97 | 107,582 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,860 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,893 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,360 |
| Geography by Picture - E | 0 | - | 3.55 | 47,365 |
| Landforms by Picture | 0 | - | 4.31 | 20,665 |
| Geography by Picture - I | 0 | - | 4.00 | 39,411 |
| Geography by Picture - O | 0 | - | 4.01 | 28,130 |
| Richest Island Countries | 0 | - | 4.84 | 100,380 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,315 |
| Countries by Picture #2 | 0 | - | 4.37 | 70,037 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,395 |
| Countries by Picture #6 | 0 | - | 4.15 | 36,098 |
| Flags of Oceania | 0 | - | 5.00 | 258,547 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,081 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,865 |
| Select the World Flags | 0 | - | 4.27 | 37,691 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,868 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,805 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,744 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,077 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,614 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,918 |
| Boundary Waters | 0 | - | 4.92 | 88,408 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,112 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,979 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,276 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,388 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,314 |
| 20 Random Country Flags | 0 | - | 4.99 | 611,179 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,636 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,075 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,387 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,683 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,375,338 |
| Landlocked Countries | 0 | - | 4.99 | 419,488 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 569,453 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,815 |
| World Capitals Quiz | 0 | - | 5.00 | 5,067,029 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,760,297 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,328 |
| Islands by Picture | 0 | - | 4.29 | 106,814 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,529 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,703 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,774 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,002 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,472 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,795 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,055 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,753 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,415 |
| Island Countries | 0 | - | 4.99 | 709,995 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,218 |
| Himalayan Countries | 0 | - | 4.95 | 137,657 |
| Andean Countries | 0 | - | 4.95 | 84,057 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,302 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,806 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,920 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,420 |
| Danube Countries | 0 | - | 4.97 | 71,722 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,638 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,114 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,746 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,822 |
| European Landlocked Countries | 0 | - | 4.99 | 146,838 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,206 |
| Countries with the Most Species | 0 | - | 4.99 | 102,982 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,362 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,442 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,609 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,347 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,022 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,417 |
| Countries in the Alps | 0 | - | 4.87 | 117,770 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,196 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,479 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,453 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,064 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,163 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,757 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,351 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,242 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,004 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,603 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,513 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,362 |
| Asian Island Nations | 0 | - | 4.63 | 94,123 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,971 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,238 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,257 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,290 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,096 |
| Similar Flags #1 | 0 | - | 4.75 | 129,885 |
| Similar Flags #2 | 0 | - | 4.74 | 137,178 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,599 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,627 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,621 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,363 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,026 |
| Largest Countries By Category | 0 | - | 4.97 | 157,744 |
| Countries by Countries | 0 | - | 4.96 | 62,894 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,286 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,173 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,403 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,480 |
