| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,483 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,009 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,470 |
| All Country Flags of the World | 0 | - | 5.00 | 3,607,371 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,085 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,527,346 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,871 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 730,013 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,145 |
| Flags with Crescents | 0 | - | 4.98 | 167,739 |
| Country Flag Trivia | 0 | - | 4.81 | 56,008 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,529 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,538 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,038 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,109 |
| Satellite Images #1 | 0 | - | 4.46 | 129,048 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,017 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,671 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,673 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,822 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,403 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,295 |
| World Coats of Arms | 0 | - | 4.99 | 63,935 |
| Flags to Languages | 0 | - | 4.95 | 172,608 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,080 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,715 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,853 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.56 | 46,704 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,240 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,258 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,678 |
| Geography by Picture - B | 0 | - | 4.42 | 55,433 |
| Geography by Picture - H | 0 | - | 4.49 | 58,065 |
| Geography by Picture - N | 0 | - | 4.45 | 42,060 |
| Geography by Picture - R | 0 | - | 4.55 | 40,886 |
| Geography by Picture - T | 0 | - | 4.54 | 57,692 |
| Countries by Road Signs | 0 | - | 4.98 | 53,160 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,564 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,082 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,013 |
| Cities by Satellite #1 | 0 | - | 4.38 | 80,330 |
| Cities by Satellite #2 | 0 | - | 4.49 | 24,926 |
| Geography by Picture - A | 0 | - | 4.39 | 60,065 |
| Geography by Picture - D | 0 | - | 4.15 | 45,515 |
| Geography by Picture - F | 0 | - | 4.31 | 50,842 |
| Geography by Picture - G | 0 | - | 4.38 | 47,807 |
| Geography by Picture - J | 0 | - | 4.16 | 38,346 |
| Geography by Picture - K | 0 | - | 4.28 | 33,029 |
| Geography by Picture - C | 0 | - | 4.31 | 56,925 |
| Geography by Picture - L | 0 | - | 4.37 | 58,779 |
| Geography by Picture - M | 0 | - | 4.14 | 40,354 |
| Geography by Picture - P | 0 | - | 4.24 | 42,313 |
| Geography by Picture - S | 0 | - | 4.38 | 46,927 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,355 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,569 |
| Flag Maths | 0 | - | 4.78 | 57,686 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,417 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,424 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,007 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,426 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,141 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,228,326 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,244 |
| Largest City by Island | 0 | - | 4.87 | 71,101 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,089 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,532 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,092 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,483 |
| Flags that are Red & White Only | 0 | - | 4.97 | 162,278 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,813 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,511 |
| African Island Countries | 0 | - | 4.96 | 100,858 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,739 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,755 |
| Pixelated World Map | 0 | - | 5.00 | 142,519 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,492 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,813 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,902 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,666 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,391 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,891 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,323 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,728 |
| Country Flags Slideshow | 0 | - | 4.91 | 46,821 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,623 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,903 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,033 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,211 |
| Islands by Country #1 | 0 | - | 4.87 | 174,553 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,082 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,999 |
| Flags of North and South America | 0 | - | 4.99 | 367,921 |
| Emoji Flags | 0 | - | 4.35 | 43,837 |
| Former Flags | 0 | - | 4.97 | 106,808 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,303 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,654 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,848 |
| Geography by Picture - E | 0 | - | 3.55 | 47,288 |
| Landforms by Picture | 0 | - | 4.31 | 20,580 |
| Geography by Picture - I | 0 | - | 4.00 | 39,328 |
| Richest Island Countries | 0 | - | 4.84 | 99,604 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,889 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,056 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,592 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,166 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,926 |
| Flags of Oceania | 0 | - | 5.00 | 255,600 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,003 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,606 |
| Select the World Flags | 0 | - | 4.27 | 37,430 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,482 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,563 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,149 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,496 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,892 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,733 |
| Boundary Waters | 0 | - | 4.92 | 88,073 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,842 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,370 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,400 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,890 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,801 |
| 20 Random Country Flags | 0 | - | 4.99 | 605,156 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,124 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,680 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,615 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,583 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,964,306 |
| Landlocked Countries | 0 | - | 4.99 | 414,160 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 554,479 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,743 |
| World Capitals Quiz | 0 | - | 5.00 | 5,035,054 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,721,452 |
| Geography by Picture - O | 0 | - | 4.00 | 28,057 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,197 |
| Islands by Picture | 0 | - | 4.29 | 105,996 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,207 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,062 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,734 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,145 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,694 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,062 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,572,316 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,330 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,138 |
| Island Countries | 0 | - | 4.99 | 707,824 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,805 |
| Himalayan Countries | 0 | - | 4.95 | 135,533 |
| Andean Countries | 0 | - | 4.94 | 82,931 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,296 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,329 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,994 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,669 |
| Danube Countries | 0 | - | 4.97 | 71,127 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,831 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,593 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,596 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,503 |
| European Landlocked Countries | 0 | - | 4.99 | 145,824 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,288 |
| Countries with the Most Species | 0 | - | 4.99 | 95,277 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,433 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,216 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,386 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,986 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,614 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,995 |
| Countries in the Alps | 0 | - | 4.86 | 116,916 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,630 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,358 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,056 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,469 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,240 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,049 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,641 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,808 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,501 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,111 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,212 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,074 |
| Asian Island Nations | 0 | - | 4.63 | 93,786 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,492 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,800 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,789 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,183 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,699 |
| Similar Flags #1 | 0 | - | 4.74 | 129,197 |
| Similar Flags #2 | 0 | - | 4.74 | 136,449 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,286 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,849 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,582 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,861 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,634 |
| Largest Countries By Category | 0 | - | 4.97 | 156,854 |
| Countries by Countries | 0 | - | 4.96 | 62,315 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,494 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,980 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,477 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,347 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,881 |
