| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,463 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,004 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,464 |
| All Country Flags of the World | 0 | - | 5.00 | 3,606,549 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,077 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,527,195 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,805 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,959 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,136 |
| Flags with Crescents | 0 | - | 4.98 | 167,699 |
| Country Flag Trivia | 0 | - | 4.81 | 55,997 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,517 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,531 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 86,010 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,098 |
| Satellite Images #1 | 0 | - | 4.46 | 129,044 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,012 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,671 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,672 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,820 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,395 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,292 |
| World Coats of Arms | 0 | - | 4.99 | 63,922 |
| Flags to Languages | 0 | - | 4.95 | 172,593 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,075 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,708 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,850 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.56 | 46,700 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,236 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,257 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,676 |
| Geography by Picture - B | 0 | - | 4.42 | 55,429 |
| Geography by Picture - H | 0 | - | 4.49 | 58,064 |
| Geography by Picture - N | 0 | - | 4.45 | 42,059 |
| Geography by Picture - R | 0 | - | 4.55 | 40,885 |
| Geography by Picture - T | 0 | - | 4.54 | 57,692 |
| Countries by Road Signs | 0 | - | 4.98 | 53,151 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,546 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,080 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,010 |
| Cities by Satellite #1 | 0 | - | 4.38 | 80,317 |
| Cities by Satellite #2 | 0 | - | 4.49 | 24,924 |
| Geography by Picture - A | 0 | - | 4.39 | 60,064 |
| Geography by Picture - D | 0 | - | 4.15 | 45,510 |
| Geography by Picture - F | 0 | - | 4.31 | 50,841 |
| Geography by Picture - G | 0 | - | 4.38 | 47,805 |
| Geography by Picture - J | 0 | - | 4.16 | 38,344 |
| Geography by Picture - K | 0 | - | 4.28 | 33,027 |
| Geography by Picture - C | 0 | - | 4.31 | 56,923 |
| Geography by Picture - L | 0 | - | 4.37 | 58,776 |
| Geography by Picture - M | 0 | - | 4.14 | 40,353 |
| Geography by Picture - P | 0 | - | 4.24 | 42,312 |
| Geography by Picture - S | 0 | - | 4.38 | 46,926 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,345 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,531 |
| Flag Maths | 0 | - | 4.78 | 57,683 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,411 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,415 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,005 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,418 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 393,118 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,228,096 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,147 |
| Largest City by Island | 0 | - | 4.87 | 71,096 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,991 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,438 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,049 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,464 |
| Flags that are Red & White Only | 0 | - | 4.97 | 162,135 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,786 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,467 |
| African Island Countries | 0 | - | 4.96 | 100,851 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,704 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,733 |
| Pixelated World Map | 0 | - | 5.00 | 142,511 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,474 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,796 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,877 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,649 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,371 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,874 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,311 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,718 |
| Country Flags Slideshow | 0 | - | 4.91 | 46,811 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,553 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,842 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,961 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,148 |
| Islands by Country #1 | 0 | - | 4.87 | 174,548 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,072 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,926 |
| Flags of North and South America | 0 | - | 4.99 | 367,832 |
| Emoji Flags | 0 | - | 4.35 | 43,830 |
| Former Flags | 0 | - | 4.97 | 106,783 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,293 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,651 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,838 |
| Geography by Picture - E | 0 | - | 3.55 | 47,287 |
| Landforms by Picture | 0 | - | 4.31 | 20,579 |
| Geography by Picture - I | 0 | - | 4.00 | 39,326 |
| Richest Island Countries | 0 | - | 4.84 | 99,595 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,808 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,052 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,587 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,164 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,925 |
| Flags of Oceania | 0 | - | 5.00 | 255,547 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,987 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,602 |
| Select the World Flags | 0 | - | 4.27 | 37,423 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,480 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,559 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,137 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,486 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,880 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,724 |
| Boundary Waters | 0 | - | 4.92 | 88,070 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,838 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,354 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,382 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,883 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,790 |
| 20 Random Country Flags | 0 | - | 4.99 | 605,061 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,111 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,669 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,607 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,577 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,957,051 |
| Landlocked Countries | 0 | - | 4.99 | 414,044 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 554,233 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,743 |
| World Capitals Quiz | 0 | - | 5.00 | 5,034,501 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,720,712 |
| Geography by Picture - O | 0 | - | 4.00 | 28,056 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,195 |
| Islands by Picture | 0 | - | 4.29 | 105,983 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,198 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,054 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,720 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,126 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,618 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,048 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,572,119 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,280 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,101 |
| Island Countries | 0 | - | 4.99 | 707,785 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,771 |
| Himalayan Countries | 0 | - | 4.95 | 135,514 |
| Andean Countries | 0 | - | 4.94 | 82,908 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,286 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,302 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,979 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,660 |
| Danube Countries | 0 | - | 4.97 | 71,120 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,823 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,584 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,580 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,487 |
| European Landlocked Countries | 0 | - | 4.99 | 145,807 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,275 |
| Countries with the Most Species | 0 | - | 4.99 | 95,271 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,417 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,215 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,384 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,981 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,607 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,988 |
| Countries in the Alps | 0 | - | 4.86 | 116,904 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,615 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,343 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,047 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,464 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,229 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,045 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,627 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,802 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,465 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,107 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,207 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,070 |
| Asian Island Nations | 0 | - | 4.63 | 93,783 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,482 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,796 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,784 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,160 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,695 |
| Similar Flags #1 | 0 | - | 4.74 | 129,180 |
| Similar Flags #2 | 0 | - | 4.74 | 136,437 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,283 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,835 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,540 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,826 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,628 |
| Largest Countries By Category | 0 | - | 4.97 | 156,841 |
| Countries by Countries | 0 | - | 4.96 | 62,304 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,473 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,978 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,462 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,345 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,842 |
