| All Country Flags of the World | 0 | - | 5.00 | 3,630,726 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,582 |
| Countries by Road Signs | 0 | - | 4.98 | 53,423 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,258 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,107 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,531,306 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,089,819 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 731,478 |
| Flags with Crescents | 0 | - | 4.98 | 168,468 |
| Country Flag Trivia | 0 | - | 4.81 | 56,423 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,997 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,927 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,553 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,395 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,725 |
| Boundary Waters | 0 | - | 4.92 | 88,234 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,970 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,658 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,813 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,129 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,043 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,933 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,192 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,609 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,829 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,166 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,683 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,805 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,581 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,323 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,324 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,076 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,062 |
| Pixelated World Map | 0 | - | 5.00 | 142,888 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,891 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,111 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,202 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,964 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,662 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,149 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,492 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,878 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,042 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,030 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,347 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,542 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,672 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,542 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,377 |
| World Coats of Arms | 0 | - | 4.99 | 64,141 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,234 |
| Flags to Languages | 0 | - | 4.95 | 173,026 |
| Former Flags | 0 | - | 4.97 | 107,176 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,780 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,101 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,765 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,180 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,990 |
| Flags of North and South America | 0 | - | 4.99 | 370,211 |
| Landmarks of Countries #2 | 0 | - | 4.51 | 54,152 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,419 |
| Geography by Picture - B | 0 | - | 4.42 | 55,501 |
| Geography by Picture - H | 0 | - | 4.50 | 58,118 |
| Geography by Picture - N | 0 | - | 4.45 | 42,114 |
| Geography by Picture - R | 0 | - | 4.56 | 40,937 |
| Geography by Picture - T | 0 | - | 4.54 | 57,751 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,592 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,825 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,169,072 |
| Landlocked Countries | 0 | - | 4.99 | 416,725 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 562,066 |
| Flags of Oceania | 0 | - | 5.00 | 257,021 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,511 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,420 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,791 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,244 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,375 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,349 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,296 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,547 |
| World Capitals Quiz | 0 | - | 5.00 | 5,051,054 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,968 |
| Himalayan Countries | 0 | - | 4.95 | 136,533 |
| Andean Countries | 0 | - | 4.95 | 83,505 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,767 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,028 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,434 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,033 |
| Danube Countries | 0 | - | 4.97 | 71,439 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,224 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,853 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,169 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,145 |
| European Landlocked Countries | 0 | - | 4.99 | 146,137 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,777 |
| Countries with the Most Species | 0 | - | 4.99 | 101,753 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,907 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,336 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,513 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,163 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,813 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,195 |
| Countries in the Alps | 0 | - | 4.86 | 117,341 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,911 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,916 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,256 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,748 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,831 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,259 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,996 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,998 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,809 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,333 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,371 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,205 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,731 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,004 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,011 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,729 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,900 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,433 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,257 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,049 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,585 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,835 |
| Largest Countries By Category | 0 | - | 4.97 | 157,269 |
| Countries by Countries | 0 | - | 4.96 | 62,597 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,882 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,082 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,409 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,764 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,401 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,183 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,089 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,741,020 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,360 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,889 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,079 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,641 |
| Geography by Picture - A | 0 | - | 4.39 | 60,134 |
| Geography by Picture - D | 0 | - | 4.15 | 45,559 |
| Geography by Picture - F | 0 | - | 4.31 | 50,894 |
| Geography by Picture - G | 0 | - | 4.38 | 47,866 |
| Geography by Picture - J | 0 | - | 4.16 | 38,386 |
| Geography by Picture - K | 0 | - | 4.29 | 33,060 |
| Geography by Picture - C | 0 | - | 4.31 | 56,988 |
| Geography by Picture - L | 0 | - | 4.37 | 58,849 |
| Geography by Picture - M | 0 | - | 4.14 | 40,387 |
| Geography by Picture - P | 0 | - | 4.24 | 42,358 |
| Geography by Picture - S | 0 | - | 4.38 | 46,968 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,365 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,981 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,992 |
| Flag Maths | 0 | - | 4.64 | 57,707 |
| Satellite Images #1 | 0 | - | 4.46 | 129,177 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,141 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,780 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,779 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,886 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,651 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,943 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,324 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,618 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,267 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,854 |
| Longest International Borders | 0 | - | 4.99 | 264,309 |
| Countries with Three Borders | 0 | - | 4.96 | 36,347 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,780 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,876 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,951 |
| Demonym of Every Country | 0 | - | 4.91 | 58,922 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,252 |
| Islands by Picture | 0 | - | 4.29 | 106,390 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,157 |
| Empires by Maps | 0 | - | 4.98 | 119,347 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,251 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,565 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,225 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,916 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,988 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,852 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,833 |
| Island Countries | 0 | - | 4.99 | 708,841 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,192 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,857 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 66,992 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,790 |
| Similar Flags #1 | 0 | - | 4.74 | 129,509 |
| Similar Flags #2 | 0 | - | 4.74 | 136,798 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,346 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,430 |
| Northernmost Countries | 0 | - | 4.99 | 359,409 |
| Countries of South America | 0 | - | 5.00 | 919,775 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,834 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,858,972 |
| "Land" Countries | 0 | - | 4.98 | 334,627 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,646 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,131 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,563 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,567 |
