| All Country Flags of the World | 0 | - | 5.00 | 3,629,092 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,908 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,183 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,604 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,241 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,531,098 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,089,704 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 731,343 |
| Flags with Crescents | 0 | - | 4.98 | 168,409 |
| Country Flag Trivia | 0 | - | 4.81 | 56,380 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,968 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,895 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,513 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,371 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,129 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,773 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,769 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,884 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,532 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,375 |
| World Coats of Arms | 0 | - | 4.99 | 64,128 |
| Flags to Languages | 0 | - | 4.95 | 172,993 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,187 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,844 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 66,987 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,785 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,341 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,043 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,380 |
| Geography by Picture - B | 0 | - | 4.42 | 55,498 |
| Geography by Picture - H | 0 | - | 4.50 | 58,114 |
| Geography by Picture - N | 0 | - | 4.45 | 42,110 |
| Geography by Picture - R | 0 | - | 4.56 | 40,934 |
| Geography by Picture - T | 0 | - | 4.54 | 57,749 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,310 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,723 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,699 |
| Countries by Road Signs | 0 | - | 4.98 | 53,402 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,097 |
| Cities by Satellite #1 | 0 | - | 4.38 | 80,612 |
| Cities by Satellite #2 | 0 | - | 4.49 | 24,974 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,965 |
| Geography by Picture - A | 0 | - | 4.39 | 60,127 |
| Geography by Picture - D | 0 | - | 4.15 | 45,556 |
| Geography by Picture - F | 0 | - | 4.31 | 50,888 |
| Geography by Picture - G | 0 | - | 4.38 | 47,864 |
| Geography by Picture - J | 0 | - | 4.16 | 38,383 |
| Geography by Picture - K | 0 | - | 4.29 | 33,056 |
| Geography by Picture - C | 0 | - | 4.31 | 56,985 |
| Geography by Picture - L | 0 | - | 4.37 | 58,848 |
| Geography by Picture - M | 0 | - | 4.14 | 40,383 |
| Geography by Picture - P | 0 | - | 4.24 | 42,353 |
| Geography by Picture - S | 0 | - | 4.38 | 46,968 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,319 |
| Flag Maths | 0 | - | 4.64 | 57,705 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,640 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,552 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,626 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,122 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,558 |
| Emoji Flags | 0 | - | 4.35 | 43,921 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,689 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,359 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,007 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,807 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,150 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,656 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,783 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,544 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,301 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,288 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,062 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,047 |
| Pixelated World Map | 0 | - | 5.00 | 142,864 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,872 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,095 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,186 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,956 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,646 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,132 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,478 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,865 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,026 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,021 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,333 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,522 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,661 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,221 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,776 |
| Flags of North and South America | 0 | - | 4.99 | 370,076 |
| Former Flags | 0 | - | 4.97 | 107,160 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,123 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,554 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,769 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,090 |
| Geography by Picture - E | 0 | - | 3.55 | 47,318 |
| Landforms by Picture | 0 | - | 4.31 | 20,615 |
| Geography by Picture - I | 0 | - | 4.00 | 39,354 |
| Boundary Waters | 0 | - | 4.92 | 88,223 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,961 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,645 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,798 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,107 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,025 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,396 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,148 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,713 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,240 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,983 |
| Flags of Oceania | 0 | - | 5.00 | 256,948 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,482 |
| Select the World Flags | 0 | - | 4.27 | 37,553 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,582 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,401 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,771 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,229 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,822 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,155,868 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,720 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,672 |
| Landlocked Countries | 0 | - | 4.99 | 416,564 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 561,564 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,061 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,336 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,877 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,957 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,629 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,782 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,360 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,335 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,272 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,517 |
| World Capitals Quiz | 0 | - | 5.00 | 5,049,932 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,885 |
| Himalayan Countries | 0 | - | 4.95 | 136,464 |
| Andean Countries | 0 | - | 4.95 | 83,469 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,730 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,967 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,404 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,009 |
| Danube Countries | 0 | - | 4.97 | 71,387 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,199 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,841 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,133 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,097 |
| European Landlocked Countries | 0 | - | 4.99 | 146,121 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,750 |
| Countries with the Most Species | 0 | - | 4.99 | 101,350 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,885 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,327 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,503 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,153 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,800 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,178 |
| Countries in the Alps | 0 | - | 4.86 | 117,308 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,890 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,869 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,247 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,736 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,810 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,248 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,975 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,990 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,793 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,324 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,358 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,201 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,717 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,986 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,000 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,689 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,888 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,427 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,229 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,949 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,548 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,818 |
| Largest Countries By Category | 0 | - | 4.97 | 157,239 |
| Countries by Countries | 0 | - | 4.96 | 62,587 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,863 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,078 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,409 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,698 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,382 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,075 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,739,932 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,036 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,628 |
| Geography by Picture - O | 0 | - | 4.00 | 28,082 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,914 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,324 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,606 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,217 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,840 |
| Longest International Borders | 0 | - | 4.99 | 264,289 |
| Countries with Three Borders | 0 | - | 4.96 | 36,342 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,775 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,868 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,948 |
| Demonym of Every Country | 0 | - | 4.91 | 58,906 |
