| All Country Flags of the World | 0 | - | 5.00 | 3,647,676 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,426 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,534,366 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,091,488 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 732,493 |
| Flags with Crescents | 0 | - | 4.98 | 169,038 |
| Country Flag Trivia | 0 | - | 4.81 | 56,761 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,397 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,224 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,016 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,604 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,249 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,351 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,716 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,654 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,438 |
| World Coats of Arms | 0 | - | 4.99 | 64,330 |
| Flags to Languages | 0 | - | 4.95 | 173,373 |
| Geography by Picture - B | 0 | - | 4.42 | 55,556 |
| Geography by Picture - H | 0 | - | 4.50 | 58,178 |
| Geography by Picture - N | 0 | - | 4.45 | 42,167 |
| Geography by Picture - R | 0 | - | 4.56 | 40,983 |
| Geography by Picture - T | 0 | - | 4.54 | 57,802 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,875 |
| Countries by Road Signs | 0 | - | 4.98 | 53,632 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,188 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,283 |
| Geography by Picture - A | 0 | - | 4.39 | 60,196 |
| Geography by Picture - D | 0 | - | 4.15 | 45,608 |
| Geography by Picture - F | 0 | - | 4.31 | 50,947 |
| Geography by Picture - G | 0 | - | 4.38 | 47,908 |
| Geography by Picture - J | 0 | - | 4.16 | 38,429 |
| Geography by Picture - K | 0 | - | 4.29 | 33,095 |
| Geography by Picture - C | 0 | - | 4.31 | 57,031 |
| Geography by Picture - L | 0 | - | 4.37 | 58,902 |
| Geography by Picture - M | 0 | - | 4.14 | 40,420 |
| Geography by Picture - P | 0 | - | 4.24 | 42,396 |
| Geography by Picture - S | 0 | - | 4.38 | 47,009 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,934 |
| Flag Maths | 0 | - | 4.64 | 57,745 |
| Satellite Images #1 | 0 | - | 4.46 | 129,286 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,236 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,861 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,855 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,935 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,753 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,293 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,965 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,072 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,847 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,414 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,813 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,225 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 47,690 |
| Emoji Flags | 0 | - | 4.35 | 44,003 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,360 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,246 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,557 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,775 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,161 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,239,783 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,339 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,272 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,534 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,056 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,034 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,979 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,664 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,763 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,309 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,289 |
| Pixelated World Map | 0 | - | 5.00 | 143,132 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,173 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,318 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,416 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,177 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,875 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,336 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,613 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,997 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,201 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,256 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,567 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,776 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,879 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,660 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,346 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,186 |
| Flags of North and South America | 0 | - | 4.99 | 371,827 |
| Former Flags | 0 | - | 4.97 | 107,454 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,864 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,288 |
| Geography by Picture - E | 0 | - | 3.55 | 47,349 |
| Landforms by Picture | 0 | - | 4.31 | 20,653 |
| Geography by Picture - I | 0 | - | 4.00 | 39,394 |
| Geography by Picture - O | 0 | - | 4.01 | 28,110 |
| Boundary Waters | 0 | - | 4.92 | 88,368 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,065 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,888 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,139 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,317 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,254 |
| Cities by Satellite #1 | 0 | - | 4.37 | 80,861 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,029 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,223 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,859 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,303 |
| Countries by Picture #6 | 0 | - | 4.15 | 36,028 |
| Flags of Oceania | 0 | - | 5.00 | 258,133 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,888 |
| Select the World Flags | 0 | - | 4.27 | 37,661 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,827 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,636 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,993 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,491 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,886 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,317,112 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,828 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,776 |
| Landlocked Countries | 0 | - | 4.99 | 418,655 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 567,456 |
| 20 Random Country Flags | 0 | - | 4.99 | 610,305 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,556 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,012 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,272 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,804 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,487 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,600 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,635 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,863 |
| World Capitals Quiz | 0 | - | 5.00 | 5,062,406 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,858 |
| Himalayan Countries | 0 | - | 4.94 | 137,305 |
| Andean Countries | 0 | - | 4.95 | 83,868 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,143 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,548 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,791 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,310 |
| Danube Countries | 0 | - | 4.97 | 71,622 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,509 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,028 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,592 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,664 |
| European Landlocked Countries | 0 | - | 4.99 | 146,740 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,094 |
| Countries with the Most Species | 0 | - | 4.99 | 102,878 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,226 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,423 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,576 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,283 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,962 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,342 |
| Countries in the Alps | 0 | - | 4.87 | 117,639 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,103 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,316 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,389 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,957 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,059 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,425 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,248 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,160 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,946 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,528 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,458 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,324 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,900 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,174 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,185 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,133 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,044 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,556 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,484 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,253 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,158 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,979 |
| Largest Countries By Category | 0 | - | 4.97 | 157,588 |
| Countries by Countries | 0 | - | 4.96 | 62,816 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,166 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,152 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,464 |
| Merged Country Flags | 0 | - | 4.88 | 106,564 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,422 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,624 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,299 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,755,242 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,349 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,724 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,142 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,202 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,385 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,727 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,017 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,058 |
| Longest International Borders | 0 | - | 4.99 | 264,615 |
| Countries with Three Borders | 0 | - | 4.96 | 36,446 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,902 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,993 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,003 |
| Demonym of Every Country | 0 | - | 4.91 | 59,125 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,302 |
