| All Country Flags of the World | 0 | - | 5.00 | 3,677,806 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,734 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,539,634 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,094,089 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 734,271 |
| Flags with Crescents | 0 | - | 4.98 | 170,021 |
| Country Flag Trivia | 0 | - | 4.81 | 57,290 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,087 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,761 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,735 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 53,025 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,170 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,839 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,055 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,852 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,542 |
| World Coats of Arms | 0 | - | 4.99 | 64,678 |
| Flags to Languages | 0 | - | 4.95 | 173,886 |
| Geography by Picture - B | 0 | - | 4.42 | 55,667 |
| Geography by Picture - H | 0 | - | 4.50 | 58,275 |
| Geography by Picture - N | 0 | - | 4.45 | 42,243 |
| Geography by Picture - R | 0 | - | 4.56 | 41,066 |
| Geography by Picture - T | 0 | - | 4.54 | 57,893 |
| Countries by Road Signs | 0 | - | 4.98 | 54,001 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,149 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,335 |
| Geography by Picture - A | 0 | - | 4.39 | 60,317 |
| Geography by Picture - D | 0 | - | 4.15 | 45,699 |
| Geography by Picture - F | 0 | - | 4.31 | 51,064 |
| Geography by Picture - G | 0 | - | 4.39 | 47,991 |
| Geography by Picture - J | 0 | - | 4.16 | 38,506 |
| Geography by Picture - K | 0 | - | 4.29 | 33,169 |
| Geography by Picture - C | 0 | - | 4.31 | 57,121 |
| Geography by Picture - L | 0 | - | 4.37 | 59,031 |
| Geography by Picture - M | 0 | - | 4.14 | 40,500 |
| Geography by Picture - P | 0 | - | 4.24 | 42,473 |
| Geography by Picture - S | 0 | - | 4.38 | 47,079 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,902 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,808 |
| Flag Maths | 0 | - | 4.64 | 57,787 |
| Satellite Images #1 | 0 | - | 4.47 | 129,467 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,386 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,975 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,003 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,034 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,151 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,143 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,546 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,236 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,318 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,992 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,570 |
| Countries by Picture #1 | 0 | - | 4.51 | 118,192 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,871 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 47,988 |
| Emoji Flags | 0 | - | 4.35 | 44,147 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,440 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,596 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,895 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,844 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,881 |
| Boundary Waters | 0 | - | 4.92 | 88,563 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,240 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,256 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,688 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,588 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,556 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,178 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,363 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,872 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,554 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,708 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 146,409 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,604 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,800 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,731 |
| Pixelated World Map | 0 | - | 5.00 | 143,607 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,725 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,744 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,842 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,634 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,272 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,703 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,824 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,218 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,517 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,622 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,962 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,157 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,258 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,125 |
| Landforms by Picture | 0 | - | 4.31 | 20,699 |
| Geography by Picture - I | 0 | - | 4.00 | 39,463 |
| Geography by Picture - O | 0 | - | 4.01 | 28,170 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,561 |
| Former Flags | 0 | - | 4.97 | 107,945 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,020 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,611 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,247,887 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,548 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,842 |
| Flags of North and South America | 0 | - | 4.99 | 374,117 |
| Cities by Satellite #1 | 0 | - | 4.37 | 81,403 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,144 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,641 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,102 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,530 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,095 |
| Select the World Flags | 0 | - | 4.27 | 37,827 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,997 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 31,048 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,573,486 |
| Landlocked Countries | 0 | - | 4.99 | 421,849 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 576,499 |
| Flags of Oceania | 0 | - | 5.00 | 260,333 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,651 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,029 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,368 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,962 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,982 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,931 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,701 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,007 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,397 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,403 |
| World Capitals Quiz | 0 | - | 5.00 | 5,082,565 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,385 |
| Himalayan Countries | 0 | - | 4.95 | 138,658 |
| Andean Countries | 0 | - | 4.93 | 84,576 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,771 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,774 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,399 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,786 |
| Danube Countries | 0 | - | 4.97 | 71,996 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,999 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,415 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,274 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,757 |
| European Landlocked Countries | 0 | - | 4.99 | 147,133 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,621 |
| Countries with the Most Species | 0 | - | 4.99 | 103,233 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,743 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,582 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,717 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,534 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,216 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,646 |
| Countries in the Alps | 0 | - | 4.87 | 118,189 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,036 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,009 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,634 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,589 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,496 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,939 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,661 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,477 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,174 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,831 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,645 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,517 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,215 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,457 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,505 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,869 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,299 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 63,608 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,056 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,877 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,065 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,217 |
| Largest Countries By Category | 0 | - | 4.97 | 158,194 |
| Countries by Countries | 0 | - | 4.96 | 63,210 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,669 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,280 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,564 |
| Merged Country Flags | 0 | - | 4.88 | 106,939 |
| All Countries by Population With a Map | 0 | - | 4.98 | 109,550 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,009 |
| 20 Random Country Flags | 0 | - | 4.99 | 614,327 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,670 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,777,871 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,896 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,289 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,694 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,854 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,788 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,837 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,495 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,495 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 34,910 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,977 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,280 |
| Longest International Borders | 0 | - | 4.99 | 265,188 |
| Countries with Three Borders | 0 | - | 4.96 | 36,605 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,122 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,218 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,065 |
| Demonym of Every Country | 0 | - | 4.91 | 60,669 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,413 |
| Islands by Picture | 0 | - | 4.28 | 107,222 |
