| All Country Flags of the World | 0 | - | 5.00 | 3,654,963 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,514 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,535,676 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,092,142 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 732,930 |
| Flags with Crescents | 0 | - | 4.98 | 169,286 |
| 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 | 77,347 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,198 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,695 |
| 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 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,702 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,464 |
| World Coats of Arms | 0 | - | 4.99 | 64,403 |
| Flags to Languages | 0 | - | 4.95 | 173,507 |
| Geography by Picture - B | 0 | - | 4.42 | 55,582 |
| 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 | 41,007 |
| Geography by Picture - T | 0 | - | 4.54 | 57,822 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 62,949 |
| Countries by Road Signs | 0 | - | 4.98 | 53,712 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,231 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,407 |
| Geography by Picture - A | 0 | - | 4.39 | 60,223 |
| 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 | 47,031 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,178 |
| Flag Maths | 0 | - | 4.64 | 57,752 |
| Satellite Images #1 | 0 | - | 4.47 | 129,324 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,267 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,883 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,887 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,960 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,916 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,866 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,341 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,034 |
| 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 |
| 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 | 47,764 |
| Emoji Flags | 0 | - | 4.35 | 44,047 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,375 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,328 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,641 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,794 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,335 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,780 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,492 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,451 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,708 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,205 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,115 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,126 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,826 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,929 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,404 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,377 |
| Pixelated World Map | 0 | - | 5.00 | 143,255 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,301 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,405 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,511 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,275 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,979 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,419 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,663 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,048 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,288 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,331 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,641 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,862 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,956 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,765 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,391 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,117 |
| Flags of North and South America | 0 | - | 4.99 | 372,445 |
| Former Flags | 0 | - | 4.97 | 107,590 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,896 |
| 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 |
| 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 | 95,984 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,284 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,391 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,318 |
| Cities by Satellite #1 | 0 | - | 4.37 | 80,963 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,047 |
| 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 | 258,565 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,087 |
| Select the World Flags | 0 | - | 4.27 | 37,693 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,869 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,751 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,085 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,619 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,918 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,378,129 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,866 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,806 |
| Landlocked Countries | 0 | - | 4.99 | 419,517 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 569,533 |
| 20 Random Country Flags | 0 | - | 4.99 | 611,220 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,640 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,078 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,395 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,816 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,529 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,706 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,782 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,007 |
| World Capitals Quiz | 0 | - | 5.00 | 5,067,274 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,231 |
| Himalayan Countries | 0 | - | 4.95 | 137,675 |
| Andean Countries | 0 | - | 4.95 | 84,063 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,308 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,814 |
| 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 | 116,644 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,119 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,753 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,831 |
| European Landlocked Countries | 0 | - | 4.99 | 146,841 |
| 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 | 70,368 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,449 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,611 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,351 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,027 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,420 |
| Countries in the Alps | 0 | - | 4.87 | 117,782 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,201 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,488 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,456 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,110 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,166 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,762 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,353 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,248 |
| 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 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,973 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,240 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,261 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,298 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,098 |
| 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 | 242,634 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,369 |
| 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 | 62,906 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,295 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,173 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,483 |
| Merged Country Flags | 0 | - | 4.88 | 106,659 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,742 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,702 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,386 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,760,571 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,444 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,766 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,154 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,279 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,404 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 34,769 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,250 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,111 |
| Longest International Borders | 0 | - | 4.99 | 264,757 |
| Countries with Three Borders | 0 | - | 4.96 | 36,482 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,947 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,062 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,018 |
| Demonym of Every Country | 0 | - | 4.91 | 59,205 |
