| All Country Flags of the World | 0 | - | 5.00 | 3,661,144 |
| Countries by Road Signs | 0 | - | 4.98 | 53,774 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,578 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,252 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,536,767 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,092,692 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 733,288 |
| Countries with the Highest Minimum Elevation | 0 | - | 4.86 | 16,165 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 180,622 |
| Five Most Elevated Countries by Continent | 0 | - | 4.98 | 112,918 |
| Top 10 European Countries with the Highest Elevation | 0 | - | 4.83 | 91,197 |
| Flags with Crescents | 0 | - | 4.98 | 169,482 |
| Country Flag Trivia | 0 | - | 4.81 | 56,997 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,700 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,474 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,369 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,773 |
| Boundary Waters | 0 | - | 4.92 | 88,454 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,146 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,051 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,402 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,448 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,380 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,593 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,516 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,819 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,628 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,880 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,379 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,216 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,281 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,980 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,094 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,515 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,479 |
| Pixelated World Map | 0 | - | 5.00 | 143,351 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,423 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,494 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,595 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,377 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,055 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,485 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,701 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,089 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,396 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,726 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,939 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,038 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,859 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,744 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,487 |
| World Coats of Arms | 0 | - | 4.99 | 64,476 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,447 |
| Flags to Languages | 0 | - | 4.95 | 173,609 |
| Former Flags | 0 | - | 4.97 | 107,686 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,931 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,428 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,243,430 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,205 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,930 |
| Flags of North and South America | 0 | - | 4.99 | 372,894 |
| Geography by Picture - B | 0 | - | 4.42 | 55,596 |
| Geography by Picture - H | 0 | - | 4.50 | 58,222 |
| Geography by Picture - N | 0 | - | 4.45 | 42,201 |
| Geography by Picture - R | 0 | - | 4.56 | 41,020 |
| Geography by Picture - T | 0 | - | 4.54 | 57,837 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,944 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,430,041 |
| Landlocked Countries | 0 | - | 4.99 | 420,102 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 571,248 |
| Flags of Oceania | 0 | - | 5.00 | 258,922 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,245 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,834 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,161 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,709 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,576 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,789 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,897 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,111 |
| World Capitals Quiz | 0 | - | 5.00 | 5,071,422 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,516 |
| Himalayan Countries | 0 | - | 4.95 | 137,929 |
| Andean Countries | 0 | - | 4.95 | 84,185 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,401 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,035 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,050 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,495 |
| Danube Countries | 0 | - | 4.97 | 71,782 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,723 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,176 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,886 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,038 |
| European Landlocked Countries | 0 | - | 4.99 | 146,920 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,310 |
| Countries with the Most Species | 0 | - | 4.99 | 103,054 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,470 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,473 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,641 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,409 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,090 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,481 |
| Countries in the Alps | 0 | - | 4.87 | 117,906 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 98,188 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,625 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,516 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,406 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,254 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,808 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,422 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,299 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,050 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,665 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,550 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,392 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,024 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,320 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,324 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,452 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,143 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,655 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,732 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,975 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,554 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,073 |
| Largest Countries By Category | 0 | - | 4.97 | 157,853 |
| Countries by Countries | 0 | - | 4.97 | 62,964 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,403 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,197 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,499 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,947 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,770 |
| Countries by Highest Mountain | 0 | - | 4.51 | 19,982 |
| 20 Random Country Flags | 0 | - | 4.99 | 612,010 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,464 |
| Countries with the Highest Elevation with Exceptions | 0 | - | 4.70 | 59,603 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,765,046 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,707 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,131 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,526 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,788 |
| Geography by Picture - A | 0 | - | 4.39 | 60,245 |
| Geography by Picture - D | 0 | - | 4.15 | 45,653 |
| Geography by Picture - F | 0 | - | 4.31 | 50,998 |
| Geography by Picture - G | 0 | - | 4.38 | 47,944 |
| Geography by Picture - J | 0 | - | 4.16 | 38,462 |
| Geography by Picture - K | 0 | - | 4.29 | 33,122 |
| Geography by Picture - C | 0 | - | 4.31 | 57,066 |
| Geography by Picture - L | 0 | - | 4.37 | 58,956 |
| Geography by Picture - M | 0 | - | 4.14 | 40,457 |
| Geography by Picture - P | 0 | - | 4.24 | 42,435 |
| Geography by Picture - S | 0 | - | 4.38 | 47,038 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,379 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,501 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,522 |
| Flag Maths | 0 | - | 4.64 | 57,759 |
| Satellite Images #1 | 0 | - | 4.47 | 129,361 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,299 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,905 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,917 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,980 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,979 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,326 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,432 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 34,815 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,486 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,154 |
| Longest International Borders | 0 | - | 4.99 | 264,879 |
| Countries with Three Borders | 0 | - | 4.96 | 36,518 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,997 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,108 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,035 |
| Demonym of Every Country | 0 | - | 4.91 | 59,698 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,354 |
| Islands by Picture | 0 | - | 4.29 | 106,924 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,762 |
| Empires by Maps | 0 | - | 4.98 | 120,376 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,307 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,740 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,402 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,989 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,585,632 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,942 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,019 |
| Island Countries | 0 | - | 4.99 | 710,239 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,394 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,090 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,175 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,908 |
| Similar Flags #1 | 0 | - | 4.75 | 129,991 |
| Similar Flags #2 | 0 | - | 4.74 | 137,275 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,477 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,047,429 |
| Northernmost Countries | 0 | - | 4.99 | 361,059 |
| Mountains by Country | 0 | - | 4.56 | 81,766 |
| Countries of South America | 0 | - | 5.00 | 924,581 |
| Countries of Oceania | 0 | - | 5.00 | 1,053,435 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,870,637 |
| "Land" Countries | 0 | - | 4.98 | 336,105 |
| Countries by Picture #1 | 0 | - | 4.53 | 104,036 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,710 |
