| All Country Flags of the World | 0 | - | 5.00 | 3,635,974 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,623 |
| Countries by Road Signs | 0 | - | 4.98 | 53,489 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,326 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,136 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,532,230 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,090,316 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 731,786 |
| Flags with Crescents | 0 | - | 4.98 | 168,643 |
| Country Flag Trivia | 0 | - | 4.81 | 56,547 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,136 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,029 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,703 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,473 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,845 |
| Boundary Waters | 0 | - | 4.92 | 88,292 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,011 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,719 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,938 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,198 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,113 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,039 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,246 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,647 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,965 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,290 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,823 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,884 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,723 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,450 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,475 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,151 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,140 |
| Pixelated World Map | 0 | - | 5.00 | 142,963 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,988 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,173 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,281 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,032 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,741 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,207 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,525 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,928 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,096 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,100 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,407 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,620 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,721 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,580 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,400 |
| World Coats of Arms | 0 | - | 4.99 | 64,193 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,267 |
| Flags to Languages | 0 | - | 4.95 | 173,143 |
| Former Flags | 0 | - | 4.97 | 107,277 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,806 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,167 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,492 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,832 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,611 |
| Flags of North and South America | 0 | - | 4.99 | 370,799 |
| Landmarks of Countries #2 | 0 | - | 4.51 | 54,167 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,507 |
| Geography by Picture - B | 0 | - | 4.42 | 55,515 |
| Geography by Picture - H | 0 | - | 4.50 | 58,139 |
| Geography by Picture - N | 0 | - | 4.45 | 42,129 |
| Geography by Picture - R | 0 | - | 4.56 | 40,956 |
| Geography by Picture - T | 0 | - | 4.54 | 57,765 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,610 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,851 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,216,186 |
| Landlocked Countries | 0 | - | 4.99 | 417,311 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 563,693 |
| Flags of Oceania | 0 | - | 5.00 | 257,401 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,642 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,490 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,864 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,325 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,428 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,442 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,402 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,657 |
| World Capitals Quiz | 0 | - | 5.00 | 5,054,549 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,231 |
| Himalayan Countries | 0 | - | 4.95 | 136,774 |
| Andean Countries | 0 | - | 4.95 | 83,609 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,870 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,170 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,539 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,133 |
| Danube Countries | 0 | - | 4.97 | 71,488 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,316 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,909 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,312 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,306 |
| European Landlocked Countries | 0 | - | 4.99 | 146,199 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,887 |
| Countries with the Most Species | 0 | - | 4.99 | 102,416 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,015 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,357 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,537 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,205 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,859 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,238 |
| Countries in the Alps | 0 | - | 4.86 | 117,440 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,968 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,051 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,305 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,811 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,906 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,324 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,077 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,048 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,864 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,397 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,401 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,243 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,791 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,055 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,067 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,854 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,943 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,472 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,311 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,401 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,761 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,879 |
| Largest Countries By Category | 0 | - | 4.97 | 157,363 |
| Countries by Countries | 0 | - | 4.96 | 62,676 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,961 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,109 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,423 |
| All Countries by Population With a Map | 0 | - | 4.98 | 107,977 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,466 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,835 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,152 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,745,655 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,419 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,934 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,189 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,684 |
| Geography by Picture - A | 0 | - | 4.39 | 60,151 |
| Geography by Picture - D | 0 | - | 4.15 | 45,575 |
| Geography by Picture - F | 0 | - | 4.31 | 50,915 |
| Geography by Picture - G | 0 | - | 4.38 | 47,880 |
| Geography by Picture - J | 0 | - | 4.16 | 38,398 |
| Geography by Picture - K | 0 | - | 4.29 | 33,070 |
| Geography by Picture - C | 0 | - | 4.31 | 57,002 |
| Geography by Picture - L | 0 | - | 4.37 | 58,862 |
| Geography by Picture - M | 0 | - | 4.14 | 40,397 |
| Geography by Picture - P | 0 | - | 4.24 | 42,372 |
| Geography by Picture - S | 0 | - | 4.38 | 46,984 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,538 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,083 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,092 |
| Flag Maths | 0 | - | 4.64 | 57,716 |
| Satellite Images #1 | 0 | - | 4.46 | 129,214 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,167 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,806 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,807 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,898 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,713 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,061 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,346 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.97 | 34,645 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 207,687 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,958 |
| Longest International Borders | 0 | - | 4.99 | 264,413 |
| Countries with Three Borders | 0 | - | 4.96 | 36,379 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,822 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,911 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 36,969 |
| Demonym of Every Country | 0 | - | 4.91 | 58,989 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,268 |
| Islands by Picture | 0 | - | 4.29 | 106,496 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,308 |
| Empires by Maps | 0 | - | 4.98 | 119,610 |
| Pacific Ocean General Knowledge | 0 | - | 4.69 | 36,264 |
| The Same Prefixes - Geography | 0 | - | 4.48 | 47,601 |
| "Second Best" Geography Edition #1 | 0 | - | 4.61 | 63,260 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,602 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,438 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,122 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,260 |
| Island Countries | 0 | - | 4.99 | 709,110 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,223 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,890 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,011 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,808 |
| Similar Flags #1 | 0 | - | 4.74 | 129,594 |
| Similar Flags #2 | 0 | - | 4.74 | 136,880 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,373 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,205 |
| Northernmost Countries | 0 | - | 4.99 | 359,742 |
| Countries of South America | 0 | - | 5.00 | 920,609 |
| Countries of Oceania | 0 | - | 5.00 | 1,048,242 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,861,076 |
| "Land" Countries | 0 | - | 4.98 | 335,228 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,697 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,166 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,605 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,615 |
