| All Country Flags of the World | 0 | - | 5.00 | 3,625,595 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,229 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,530,605 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,089,451 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 731,113 |
| Flags with Crescents | 0 | - | 4.98 | 168,284 |
| Country Flag Trivia | 0 | - | 4.81 | 56,294 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,879 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,818 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,418 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,329 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,861 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,163 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,588 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,520 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,366 |
| World Coats of Arms | 0 | - | 4.99 | 64,099 |
| Flags to Languages | 0 | - | 4.95 | 172,932 |
| Geography by Picture - B | 0 | - | 4.42 | 55,493 |
| Geography by Picture - H | 0 | - | 4.50 | 58,106 |
| Geography by Picture - N | 0 | - | 4.45 | 42,103 |
| Geography by Picture - R | 0 | - | 4.56 | 40,929 |
| Geography by Picture - T | 0 | - | 4.54 | 57,743 |
| Countries by Road Signs | 0 | - | 4.98 | 53,364 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,094 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,369 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,915 |
| Geography by Picture - A | 0 | - | 4.39 | 60,121 |
| Geography by Picture - D | 0 | - | 4.15 | 45,552 |
| Geography by Picture - F | 0 | - | 4.31 | 50,887 |
| Geography by Picture - G | 0 | - | 4.38 | 47,858 |
| Geography by Picture - J | 0 | - | 4.16 | 38,377 |
| Geography by Picture - K | 0 | - | 4.29 | 33,051 |
| Geography by Picture - C | 0 | - | 4.31 | 56,983 |
| Geography by Picture - L | 0 | - | 4.37 | 58,840 |
| Geography by Picture - M | 0 | - | 4.14 | 40,377 |
| Geography by Picture - P | 0 | - | 4.24 | 42,348 |
| Geography by Picture - S | 0 | - | 4.38 | 46,961 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,200 |
| Flag Maths | 0 | - | 4.63 | 57,700 |
| Satellite Images #1 | 0 | - | 4.46 | 129,160 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,115 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,764 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,755 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,876 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,605 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,527 |
| Countries with the Most Borders | 0 | - | 4.97 | 386,912 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,171 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,826 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 66,973 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,780 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,333 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,595 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,108 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,542 |
| Emoji Flags | 0 | - | 4.35 | 43,909 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,304 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,002 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,354 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,718 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,600 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,233,583 |
| Flags of Asia Quiz | 0 | - | 4.99 | 608,527 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,309 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,796 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,303 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,681 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,865 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,728 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,090 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,560 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,730 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,438 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,239 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,211 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,018 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,009 |
| Pixelated World Map | 0 | - | 5.00 | 142,830 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,813 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,052 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,145 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,906 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,613 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,092 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,454 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,840 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,983 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,287 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,478 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,610 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,405 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,200 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,327 |
| Flags of North and South America | 0 | - | 4.99 | 369,753 |
| Former Flags | 0 | - | 4.97 | 107,110 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,673 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,751 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,061 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,058 |
| Geography by Picture - E | 0 | - | 3.55 | 47,313 |
| Landforms by Picture | 0 | - | 4.31 | 20,609 |
| Geography by Picture - I | 0 | - | 4.00 | 39,348 |
| Boundary Waters | 0 | - | 4.92 | 88,197 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,937 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,603 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,744 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,076 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,991 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,121 |
| Cities by Satellite #1 | 0 | - | 4.38 | 80,562 |
| Cities by Satellite #2 | 0 | - | 4.49 | 24,965 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,725 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,351 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,138 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,703 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,231 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,979 |
| European Countries with One Border | 0 | - | 4.97 | 182,058 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,920 |
| Random Countries by Borders | 0 | - | 4.99 | 81,916 |
| Flags of Oceania | 0 | - | 5.00 | 256,721 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,415 |
| Select the World Flags | 0 | - | 4.27 | 37,536 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,567 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,175 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,366 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,733 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,184 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,811 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,127,431 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,710 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,653 |
| Landlocked Countries | 0 | - | 4.99 | 416,195 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 560,604 |
| 20 Random Country Flags | 0 | - | 4.99 | 607,821 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,030 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,602 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,689 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,305 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,695 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,853 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 380,330 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,216 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,894 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,779 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,337 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,284 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,222 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,484 |
| World Capitals Quiz | 0 | - | 5.00 | 5,047,537 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,708 |
| Himalayan Countries | 0 | - | 4.95 | 136,311 |
| Andean Countries | 0 | - | 4.95 | 83,378 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,642 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,866 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,336 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,945 |
| Danube Countries | 0 | - | 4.97 | 71,347 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,136 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,806 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,063 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,007 |
| European Landlocked Countries | 0 | - | 4.99 | 146,069 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,685 |
| Countries with the Most Species | 0 | - | 4.99 | 99,308 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,833 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,309 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,483 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,124 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,776 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,145 |
| Countries in the Alps | 0 | - | 4.86 | 117,274 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,859 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,788 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,220 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,684 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,697 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,216 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,932 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,965 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,762 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,295 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,335 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,187 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,684 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,955 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,963 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,624 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,862 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,398 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,146 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,735 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,455 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,788 |
| Largest Countries By Category | 0 | - | 4.97 | 157,196 |
| Countries by Countries | 0 | - | 4.96 | 62,551 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,814 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,066 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,400 |
