| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,951 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,225 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,309 |
| All Country Flags of the World | 0 | - | 5.00 | 3,719,374 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,546,886 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,705 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,806 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,208 |
| Flags with Crescents | 0 | - | 4.98 | 171,539 |
| Country Flag Trivia | 0 | - | 4.82 | 58,192 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,037 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,536 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,745 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 68,057 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,081 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,564 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 72,580 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,100 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,667 |
| World Coats of Arms | 0 | - | 4.99 | 65,249 |
| Flags to Languages | 0 | - | 4.95 | 174,612 |
| Satellite Images #1 | 0 | - | 4.46 | 130,030 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,729 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,421 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,276 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,246 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,081 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,803 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,520 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,566 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,155 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,735 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 67,033 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,323 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,801 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,567 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,553 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,677 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,820 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,945 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,383 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,773 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,725 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,799 |
| Geography by Picture - B | 0 | - | 4.42 | 55,807 |
| Geography by Picture - H | 0 | - | 4.50 | 58,407 |
| Geography by Picture - N | 0 | - | 4.45 | 42,369 |
| Geography by Picture - R | 0 | - | 4.56 | 41,171 |
| Geography by Picture - T | 0 | - | 4.54 | 58,023 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,606 |
| Cities by Satellite #1 | 0 | - | 4.37 | 82,520 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,442 |
| Countries by Road Signs | 0 | - | 4.98 | 54,396 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,244 |
| Flag Maths | 0 | - | 4.61 | 57,856 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,619 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,570 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,904 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,259,713 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,150 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,479 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,088 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,236 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 67,049 |
| Geography by Picture - A | 0 | - | 4.39 | 60,459 |
| Geography by Picture - D | 0 | - | 4.15 | 45,806 |
| Geography by Picture - F | 0 | - | 4.31 | 51,207 |
| Geography by Picture - G | 0 | - | 4.39 | 48,100 |
| Geography by Picture - J | 0 | - | 4.16 | 38,619 |
| Geography by Picture - K | 0 | - | 4.29 | 33,269 |
| Geography by Picture - C | 0 | - | 4.31 | 57,258 |
| Geography by Picture - L | 0 | - | 4.37 | 59,155 |
| Geography by Picture - M | 0 | - | 4.14 | 40,598 |
| Geography by Picture - P | 0 | - | 4.24 | 42,586 |
| Geography by Picture - S | 0 | - | 4.38 | 47,195 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,361 |
| Flags of North and South America | 0 | - | 4.99 | 377,514 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 396,273 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,479 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,483 |
| Flags with the Most Stars | 0 | - | 4.91 | 138,062 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,276 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,719 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,447 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,796 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.67 | 75,765 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,495 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,439 |
| Pixelated World Map | 0 | - | 5.00 | 144,170 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,449 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,362 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,427 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,222 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,819 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,231 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,155 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,529 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,980 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,126 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,484 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,733 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,805 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,777 |
| Image to Country - Multiple Choice #2 | 0 | - | 4.60 | 43,949 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,816 |
| Emoji Flags | 0 | - | 4.35 | 44,303 |
| Former Flags | 0 | - | 4.97 | 108,703 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,284 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,269 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,261 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,063 |
| 20 Random Country Flags | 0 | - | 4.99 | 619,766 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,821 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,411 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,718 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,245 |
| Geography by Picture - E | 0 | - | 3.54 | 47,505 |
| Landforms by Picture | 0 | - | 4.31 | 20,758 |
| Geography by Picture - I | 0 | - | 4.00 | 39,546 |
| Geography by Picture - O | 0 | - | 4.01 | 28,260 |
| Flags of Oceania | 0 | - | 5.00 | 263,087 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,704 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,190 |
| Select the World Flags | 0 | - | 4.28 | 38,013 |
| Landmarks Picture Quiz #2 | 0 | - | 4.39 | 136,562 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,130 |
| States and Provinces that Touch the Great Lakes | 0 | - | 4.58 | 35,348 |
| Longest Rivers in the UK | 0 | - | 4.42 | 13,843 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,351 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,519 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,830 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,547 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,254 |
| South China Sea Countries | 0 | - | 4.78 | 57,873 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,335 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,645 |
| UK Rivers Map Quiz | 0 | - | 4.54 | 30,587 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,448 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,997 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 50,984 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,755 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,926,631 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,665 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,830 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,924 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,840 |
| Movies with Landforms in the Name | 0 | - | 4.16 | 50,565 |
| U.S. States Bordering the Great Lakes | 0 | - | 4.55 | 18,320 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,983 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,418 |
| Boundary Waters | 0 | - | 4.92 | 88,805 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,432 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,769 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,433 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,017 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,031 |
| World Capitals Quiz | 0 | - | 5.00 | 5,110,155 |
| Landlocked Countries | 0 | - | 4.99 | 426,671 |
| Similar Flags #1 | 0 | - | 4.75 | 130,874 |
| Similar Flags #2 | 0 | - | 4.74 | 138,140 |
| Top 10 African Countries by Coastline | 0 | - | 4.29 | 48,008 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 590,370 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,808,434 |
| Airline Logos | 0 | - | 4.45 | 141,498 |
| Major U.S. Rivers with State Names | 0 | - | 4.49 | 39,879 |
| Top 10 U.S. States with the Longest Coastline | 0 | - | 4.45 | 50,939 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,534 |
| Islands by Picture | 0 | - | 4.28 | 107,882 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,960 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,457 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,078 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,110 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,059 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,976 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,886 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,040 |
| Island Countries | 0 | - | 4.99 | 712,786 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,624 |
| Himalayan Countries | 0 | - | 4.93 | 140,544 |
| Andean Countries | 0 | - | 4.94 | 85,653 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,790 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,272 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,347 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,576 |
| Danube Countries | 0 | - | 4.97 | 72,485 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,705 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,910 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,302 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,754 |
| European Landlocked Countries | 0 | - | 4.99 | 147,683 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,422 |
| Countries with the Most Species | 0 | - | 4.99 | 103,610 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,534 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,794 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,921 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,887 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,628 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,083 |
| Countries in the Alps | 0 | - | 4.87 | 118,873 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,827 |
