| Countries by Satellite Image #1 | 0 | - | 4.88 | 130,914 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 76,399 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.86 | 44,797 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 54,497 |
| All Country Flags of the World | 0 | - | 5.00 | 3,027,832 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,382,579 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,011,329 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 677,624 |
| Islands by Satellite Image #1 | 0 | - | 4.71 | 63,043 |
| Flags with Crescents | 0 | - | 4.98 | 145,472 |
| Country Flag Trivia | 0 | - | 4.81 | 44,843 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.99 | 77,411 |
| Country Flags with the Union Jack | 0 | - | 4.83 | 57,146 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.85 | 42,762 |
| Satellite Images Quiz #1 | 0 | - | 4.47 | 123,376 |
| Satellite Images Quiz #2 | 0 | - | 4.65 | 104,267 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 84,885 |
| Satellite Images Quiz #5 | 0 | - | 4.46 | 46,126 |
| Satellite Images Quiz #6 | 0 | - | 4.53 | 35,919 |
| Countries by Coat of Arms #1 | 0 | - | 4.95 | 58,668 |
| World Coats of Arms | 0 | - | 4.99 | 56,322 |
| Flags to Languages | 0 | - | 4.95 | 160,041 |
| Countries by Satellite Image #3 | 0 | - | 4.65 | 66,649 |
| Countries by Satellite Image #2 | 0 | - | 4.79 | 64,725 |
| Countries by Satellite Image #4 | 0 | - | 4.66 | 62,678 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 44,098 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 41,549 |
| Satellite Images Quiz #3 | 0 | - | 4.38 | 70,585 |
| Peninsulas by Satellite Image | 0 | - | 4.52 | 26,097 |
| Geography by Picture - H | 0 | - | 4.52 | 55,465 |
| Geography by Picture - N | 0 | - | 4.46 | 39,806 |
| Geography by Picture - R | 0 | - | 4.54 | 38,824 |
| Geography by Picture - T | 0 | - | 4.63 | 55,061 |
| Countries by Road Signs | 0 | - | 4.98 | 45,966 |
| Country Flags Multiple Choice | 0 | - | 4.98 | 116,119 |
| Islands by Shape #2 | 0 | - | 4.86 | 45,218 |
| Cities by Satellite #1 | 0 | - | 4.37 | 71,493 |
| Cities by Satellite #2 | 0 | - | 4.47 | 22,954 |
| Geography by Picture - A | 0 | - | 4.35 | 57,185 |
| Geography by Picture - B | 0 | - | 4.36 | 52,686 |
| Geography by Picture - D | 0 | - | 4.10 | 43,384 |
| Geography by Picture - F | 0 | - | 4.26 | 48,526 |
| Geography by Picture - G | 0 | - | 4.39 | 45,570 |
| Geography by Picture - J | 0 | - | 4.14 | 36,544 |
| Geography by Picture - C | 0 | - | 4.28 | 54,451 |
| Geography by Picture - L | 0 | - | 4.34 | 56,092 |
| Geography by Picture - M | 0 | - | 4.11 | 38,545 |
| Geography by Picture - P | 0 | - | 4.28 | 40,336 |
| Geography by Picture - S | 0 | - | 4.35 | 44,794 |
| Random Flags Quiz | 0 | - | 4.41 | 258,283 |
| Cities by Picture #1 | 0 | - | 4.70 | 77,940 |
| Countries by Coat of Arms #2 | 0 | - | 4.78 | 32,442 |
| Countries by Picture #1 | 0 | - | 4.51 | 90,416 |
| Countries by Picture #3 | 0 | - | 4.52 | 54,959 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 42,731 |
| Landmarks Picture Quiz #1 | 0 | - | 4.20 | 362,398 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,059,551 |
| Flags of Asia Quiz | 0 | - | 4.99 | 531,518 |
| Countries by Partial Flag Images #1 | 0 | - | 4.97 | 114,226 |
| Countries by Partial Flag Images #3 | 0 | - | 4.99 | 89,788 |
| Flags with the Most Stars | 0 | - | 4.91 | 107,241 |
| Flags that are Red & White Only | 0 | - | 4.97 | 131,730 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 127,073 |
| Flags of the Countries with Four Letters | 0 | - | 4.93 | 36,723 |
| African Island Countries | 0 | - | 4.96 | 90,623 |
| Four Countries with Similar Flags #2 | 0 | - | 4.89 | 36,145 |
| Four Countries with Similar Flags #1 | 0 | - | 4.98 | 43,990 |
| Pixelated World Map | 0 | - | 5.00 | 129,649 |
| Country Flags with the Most Red | 0 | - | 4.97 | 92,538 |
| Country Flags with the Most Blue | 0 | - | 4.91 | 80,239 |
| Country Flags with the Most Green | 0 | - | 4.96 | 80,858 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 82,177 |
| Country Flags with the Most Yellow | 0 | - | 4.93 | 78,659 |
| Country Flags with the Most Black | 0 | - | 4.94 | 86,931 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.94 | 55,848 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.93 | 44,352 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 82,425 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 63,343 |
| Countries by Partial Flag Images #5 | 0 | - | 4.97 | 49,061 |
| Islands by Country #1 | 0 | - | 4.87 | 164,495 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 82,498 |
| Flags of Africa Quiz | 0 | - | 5.00 | 393,334 |
| Emoji Flags | 0 | - | 4.34 | 40,955 |
| Former Flags | 0 | - | 4.98 | 82,429 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 63,986 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 34,618 |
| Geography by Picture - E | 0 | - | 3.53 | 45,676 |
| Landforms by Picture | 0 | - | 4.35 | 19,114 |
| Geography by Picture - I | 0 | - | 3.97 | 37,737 |
| Geography by Picture - K | 0 | - | 4.25 | 31,274 |
| Richest Island Countries | 0 | - | 4.87 | 88,899 |
| Countries by Partial Flag Images #6 | 0 | - | 4.90 | 28,052 |
| Countries by Picture #4 | 0 | - | 4.17 | 42,182 |
| Countries by Picture #2 | 0 | - | 4.37 | 64,791 |
| Countries by Picture #5 | 0 | - | 4.27 | 40,143 |
| Countries by Picture #6 | 0 | - | 4.14 | 33,864 |
| Flags of Oceania | 0 | - | 5.00 | 218,937 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 314,009 |
| Three Band Flags of Europe | 0 | - | 4.97 | 162,926 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.65 | 54,656 |
| Select the World Flags | 0 | - | 4.31 | 33,669 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 124,433 |
| A-Z Cities by Pictures | 0 | - | 4.54 | 39,816 |
| Pixelated Africa Map | 0 | - | 4.98 | 89,119 |
| Pixelated Asia Map | 0 | - | 4.90 | 64,070 |
| Pixelated Europe Map | 0 | - | 4.90 | 110,522 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 26,990 |
| Boundary Waters | 0 | - | 4.93 | 81,644 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 75,957 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.92 | 46,456 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 52,189 |
| Random Flag to Country | 0 | - | 4.99 | 512,643 |
| Countries by Bordering Flags #1 | 0 | - | 4.92 | 94,752 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 75,997 |
| Flags of the Mediterranean | 0 | - | 4.94 | 125,226 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.29 | 18,346 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,500,126 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 331,234 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.52 | 23,609 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.83 | 30,650 |
| World Capitals Quiz | 0 | - | 5.00 | 4,548,432 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,140,413 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,205,056 |
| Geography by Picture - O | 0 | - | 4.00 | 26,570 |
| Flags of Countries in the World Cup 2018 | 0 | - | 4.84 | 87,237 |
| Islands by Shape #1 | 0 | - | 4.27 | 71,724 |
| Islands by Picture | 0 | - | 4.31 | 93,365 |
| World Geography on a Map #1 | 0 | - | 4.93 | 67,997 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 85,180 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 139,025 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 111,029 |
| Biggest City by Island | 0 | - | 4.57 | 46,001 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.95 | 111,037 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,399,980 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 343,575 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 360,255 |
| Members of the Arab League | 0 | - | 4.85 | 65,111 |
| Island Countries Quiz | 0 | - | 4.99 | 666,108 |
| Sahara Desert Countries | 0 | - | 4.97 | 129,308 |
| Himalayan Countries | 0 | - | 4.94 | 107,292 |
| Andean Countries | 0 | - | 4.91 | 59,680 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 60,754 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 50,448 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 103,827 |
| Coffee Producing Countries | 0 | - | 4.82 | 54,634 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,958 |
| Danube Countries | 0 | - | 4.96 | 57,058 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 92,081 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 65,168 |
| Countries with the Best Passports | 0 | - | 4.87 | 72,261 |
| Countries with the Worst Passports | 0 | - | 4.89 | 50,090 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 110,383 |
| European Landlocked Countries | 0 | - | 4.99 | 136,752 |
| Partially Recognized Countries | 0 | - | 4.98 | 90,497 |
| Countries with the Most Species | 0 | - | 4.99 | 89,761 |
| Countries 197 to 205 | 0 | - | 4.87 | 56,990 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,915 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 44,220 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,811 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,736 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,997 |
| Countries with a AAA Credit Rating | 0 | - | 4.87 | 49,660 |
| Countries in the Alps | 0 | - | 4.84 | 103,492 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 86,105 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 88,726 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 72,062 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 79,131 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 94,637 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 88,101 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 90,263 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,582 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,584 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 55,180 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,941 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,888 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,914 |
| Asian Island Nations | 0 | - | 4.66 | 89,243 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 96,318 |
| Arctic Ocean Countries | 0 | - | 4.93 | 72,454 |
| Countries with the Most Grassland | 0 | - | 4.94 | 70,028 |
| Country Flags with the Southern Cross | 0 | - | 4.72 | 51,931 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 99,778 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,765 |
| Similar Flags #1 | 0 | - | 4.75 | 111,915 |
| Similar Flags #2 | 0 | - | 4.79 | 114,119 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 53,844 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 200,431 |
| World Countries - Blind Typing | 0 | - | 5.00 | 74,544 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,666 |
| Largest Countries By Category | 0 | - | 4.97 | 145,990 |
| Countries by Countries | 0 | - | 4.96 | 55,304 |
| Country Flags with the Most White | 0 | - | 4.90 | 125,650 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 59,058 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.86 | 44,999 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 77,569 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 79,168 |
| Biggest Countries by Area | 0 | - | 5.00 | 942,742 |
| Northernmost Countries | 0 | - | 4.99 | 329,973 |
| Islands by Country #2 | 0 | - | 4.79 | 71,409 |
| Countries of South America | 0 | - | 5.00 | 804,770 |
