| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,768 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,134 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,227 |
| All Country Flags of the World | 0 | - | 5.00 | 3,708,730 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,057 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,545,103 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,096,763 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,147 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,218 |
| Flags with Crescents | 0 | - | 4.98 | 171,197 |
| Country Flag Trivia | 0 | - | 4.81 | 57,918 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,805 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,346 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,483 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,429 |
| Satellite Images #1 | 0 | - | 4.47 | 129,937 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,625 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,182 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,193 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,179 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,029 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,626 |
| World Coats of Arms | 0 | - | 4.99 | 65,076 |
| Flags to Languages | 0 | - | 4.95 | 174,428 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,749 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,458 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,498 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,108 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,691 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,615 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,921 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,404 |
| Geography by Picture - B | 0 | - | 4.42 | 55,764 |
| Geography by Picture - H | 0 | - | 4.50 | 58,364 |
| Geography by Picture - N | 0 | - | 4.45 | 42,331 |
| Geography by Picture - R | 0 | - | 4.56 | 41,137 |
| Geography by Picture - T | 0 | - | 4.54 | 57,991 |
| Countries by Road Signs | 0 | - | 4.98 | 54,307 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,350 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,267 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,496 |
| Cities by Satellite #1 | 0 | - | 4.36 | 82,303 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,379 |
| Geography by Picture - A | 0 | - | 4.39 | 60,415 |
| Geography by Picture - D | 0 | - | 4.15 | 45,772 |
| Geography by Picture - F | 0 | - | 4.31 | 51,155 |
| Geography by Picture - G | 0 | - | 4.39 | 48,066 |
| Geography by Picture - J | 0 | - | 4.16 | 38,581 |
| Geography by Picture - K | 0 | - | 4.29 | 33,235 |
| Geography by Picture - C | 0 | - | 4.31 | 57,217 |
| Geography by Picture - L | 0 | - | 4.37 | 59,120 |
| Geography by Picture - M | 0 | - | 4.14 | 40,568 |
| Geography by Picture - P | 0 | - | 4.24 | 42,554 |
| Geography by Picture - S | 0 | - | 4.38 | 47,171 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,492 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,933 |
| Flag Maths | 0 | - | 4.61 | 57,826 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,520 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,334 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,040 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,194 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,572 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,256,571 |
| Flags of Asia Quiz | 0 | - | 4.99 | 619,577 |
| Largest City by Island | 0 | - | 4.87 | 72,404 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,206 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,212 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,769 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,111 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,502 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,215 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,519 |
| African Island Countries | 0 | - | 4.96 | 102,382 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,319 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,260 |
| Pixelated World Map | 0 | - | 5.00 | 144,033 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,262 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,210 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,289 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,074 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,680 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,089 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,060 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,455 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,879 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,012 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,363 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,593 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,683 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,625 |
| Islands by Country #1 | 0 | - | 4.90 | 176,256 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,773 |
| Flags of Africa Quiz | 0 | - | 5.00 | 476,947 |
| Flags of North and South America | 0 | - | 4.99 | 376,582 |
| Emoji Flags | 0 | - | 4.35 | 44,266 |
| Former Flags | 0 | - | 4.97 | 108,482 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 72,478 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,210 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,968 |
| Geography by Picture - E | 0 | - | 3.55 | 47,479 |
| Landforms by Picture | 0 | - | 4.31 | 20,741 |
| Geography by Picture - I | 0 | - | 4.00 | 39,522 |
| Geography by Picture - O | 0 | - | 4.01 | 28,233 |
| Richest Island Countries | 0 | - | 4.85 | 101,168 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,782 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,337 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,676 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,215 |
| Flags of Oceania | 0 | - | 5.00 | 262,392 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,469 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,140 |
| Select the World Flags | 0 | - | 4.28 | 37,971 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 131,169 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,085 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,399 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,720 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,409 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,207 |
| Boundary Waters | 0 | - | 4.92 | 88,743 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,394 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,640 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,260 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,917 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,916 |
| 20 Random Country Flags | 0 | - | 4.99 | 618,272 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,206 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,547 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,273 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,796 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,835,870 |
| Landlocked Countries | 0 | - | 4.99 | 425,099 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 586,674 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,891 |
| World Capitals Quiz | 0 | - | 5.00 | 5,102,818 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,800,589 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,497 |
| Islands by Picture | 0 | - | 4.28 | 107,707 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,895 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,355 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,901 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,930 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,949 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,636 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,598,352 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,497 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,371 |
| Island Countries | 0 | - | 4.99 | 712,326 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,935 |
| Himalayan Countries | 0 | - | 4.93 | 139,987 |
| Andean Countries | 0 | - | 4.94 | 85,299 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,458 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,807 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,030 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,322 |
| Danube Countries | 0 | - | 4.97 | 72,314 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,482 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,759 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,983 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,476 |
| European Landlocked Countries | 0 | - | 4.99 | 147,532 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,192 |
| Countries with the Most Species | 0 | - | 4.99 | 103,519 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,320 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,742 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,851 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,789 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,524 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,956 |
| Countries in the Alps | 0 | - | 4.87 | 118,687 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,486 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,738 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,919 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,964 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,883 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,191 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,318 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,811 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,374 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,123 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,821 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,695 |
| Asian Island Nations | 0 | - | 4.63 | 94,440 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,502 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,735 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,832 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,687 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,562 |
| Similar Flags #1 | 0 | - | 4.75 | 130,702 |
| Similar Flags #2 | 0 | - | 4.74 | 138,009 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,691 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,591 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,456 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,994 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,474 |
| Largest Countries By Category | 0 | - | 4.97 | 158,769 |
| Countries by Countries | 0 | - | 4.96 | 63,580 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,185 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,378 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,469 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,653 |
