| Countries by Number of Books Published | 0 | - | 4.95 | 72,860 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,244 |
| Empires by Maps | 0 | - | 4.98 | 121,123 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,881 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,881 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,087 |
| All Country Flags of the World | 0 | - | 5.00 | 3,686,794 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,381 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 104,826 |
| Play-Doh People from History | 0 | - | 4.99 | 95,148 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,305 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,817 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,541,244 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,094,835 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 734,781 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,715 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,769 |
| Flags with Crescents | 0 | - | 4.98 | 170,495 |
| Country Flag Trivia | 0 | - | 4.81 | 57,500 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,292 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,924 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,023 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,938 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,558 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,581 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 53,138 |
| Real vs. Fake Flags | 0 | - | 4.98 | 124,965 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,974 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 182,237 |
| National Football Team Logos | 0 | - | 4.85 | 180,994 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,663 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 289,737 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 274,984 |
| Countries with NO Military | 0 | - | 4.97 | 62,759 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 149,143 |
| NATO Countries | 0 | - | 4.98 | 281,942 |
| EU Countries Quiz | 0 | - | 4.99 | 276,037 |
| Top Five Countries by Religion | 0 | - | 4.93 | 172,480 |
| Books of the Protestant Bible | 0 | - | 4.84 | 210,985 |
| Years in History by Picture | 0 | - | 4.44 | 35,648 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,142 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,836 |
| Books by Country Quiz | 0 | - | 4.30 | 32,279 |
| 7 Deadly Sins | 0 | - | 4.88 | 401,911 |
| Majority Muslim Countries | 0 | - | 4.98 | 376,026 |
| The Bible by Picture | 0 | - | 4.23 | 20,183 |
| Flags to Languages | 0 | - | 4.95 | 174,023 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,764 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,803 |
| Coldest World Capitals | 0 | - | 4.95 | 133,747 |
| World Currency Quiz | 0 | - | 4.92 | 304,764 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,165 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,139 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,798 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,975 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,346 |
| All World Leaders 2026 | 0 | - | 4.94 | 20,669 |
| Countries with the Most Christians | 0 | - | 4.93 | 143,748 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,636 |
| Buddhist Countries | 0 | - | 4.96 | 144,709 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,099,738 |
| Google Suggestions - Countries | 0 | - | 4.91 | 81,818 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,142 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,406 |
| Fruits by Picture | 0 | - | 4.19 | 808,229 |
| Old Movies by Picture | 0 | - | 4.51 | 25,160 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,167 |
| Name that Object #1 | 0 | - | 3.57 | 96,549 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,640 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,435 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 338,358 |
| Geography by Picture - B | 0 | - | 4.42 | 55,695 |
| Geography by Picture - H | 0 | - | 4.50 | 58,300 |
| Geography by Picture - N | 0 | - | 4.45 | 42,269 |
| Geography by Picture - R | 0 | - | 4.56 | 41,085 |
| Geography by Picture - T | 0 | - | 4.54 | 57,916 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,222 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 541,532 |
| Random Logos Quiz | 0 | - | 4.33 | 208,906 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 115,718 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,529 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,158 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,111 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,702 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,898 |
| World Capitals in the Answer | 0 | - | 4.94 | 77,370 |
| Military History Vocabulary | 0 | - | 4.91 | 67,382 |
| Battle to Country | 0 | - | 4.91 | 53,618 |
| Monarchies of Europe | 0 | - | 4.90 | 98,447 |
| Monarchies of Asia | 0 | - | 4.97 | 71,296 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,251 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,630 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,738 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,082 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,578 |
| Richest Island Countries | 0 | - | 4.85 | 100,882 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,669 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,289 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 273,075 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,621 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,773 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,923 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,109 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,907 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,474 |
| Orthodox Countries | 0 | - | 4.92 | 132,375 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,781 |
| The Sun Quiz | 0 | - | 4.93 | 34,849 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 36,052 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 87,669 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,038 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,236 |
| Countries that Start with A | 0 | - | 4.98 | 2,168,540 |
| Countries that Start with B | 0 | - | 4.95 | 2,299,700 |
| Countries that Start with C | 0 | - | 4.96 | 1,826,343 |
| Countries that Start with D | 0 | - | 4.96 | 712,740 |
| Countries that Start with E | 0 | - | 4.95 | 1,380,758 |
| Countries that Start with G | 0 | - | 4.97 | 1,507,031 |
| Countries that Start with H | 0 | - | 4.96 | 606,921 |
| Countries that Start with I | 0 | - | 4.92 | 1,291,155 |
| Countries that Start with J | 0 | - | 4.98 | 604,470 |
| Countries that Start with K | 0 | - | 4.97 | 818,052 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,476 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,528 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,862 |
| Countries that Start with S | 0 | - | 4.98 | 1,758,670 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,901 |
| Countries that Start with U | 0 | - | 4.97 | 906,135 |
| Countries that Start with V | 0 | - | 4.98 | 610,512 |
| Countries that Start with F | 0 | - | 4.83 | 619,285 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,737 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,772 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,219 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,489 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,648 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 341,009 |
| Most Visited Countries by JetPunkers | 0 | - | 4.85 | 118,698 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,867 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,350 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,981 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 226,055 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,837 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,287 |
| Random Category Elimination - Countries | 0 | - | 4.99 | 437,778 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,457 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 140,426 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,082 |
| Name that Bug | 0 | - | 4.12 | 45,597 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,434 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,085 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,801 |
| Elements by Picture | 0 | - | 4.27 | 70,124 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,397 |
| Islands by Picture | 0 | - | 4.28 | 107,348 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,358 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,210 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,392 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,663 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,828 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,364 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,097 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,112 |
| International Footballers by Picture | 0 | - | 4.51 | 55,993 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 285,250 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,102 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 50,999 |
| Geography by Picture - A | 0 | - | 4.39 | 60,342 |
| Geography by Picture - D | 0 | - | 4.15 | 45,722 |
| Geography by Picture - F | 0 | - | 4.31 | 51,091 |
| Geography by Picture - G | 0 | - | 4.39 | 48,021 |
| Geography by Picture - J | 0 | - | 4.16 | 38,526 |
| Geography by Picture - K | 0 | - | 4.29 | 33,186 |
| Geography by Picture - C | 0 | - | 4.31 | 57,148 |
| Geography by Picture - L | 0 | - | 4.37 | 59,062 |
| Geography by Picture - M | 0 | - | 4.14 | 40,519 |
| Geography by Picture - P | 0 | - | 4.24 | 42,500 |
| Geography by Picture - S | 0 | - | 4.38 | 47,109 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,210 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,950 |
| Flag Maths | 0 | - | 4.64 | 57,800 |
| Satellite Images #1 | 0 | - | 4.47 | 129,514 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,432 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,015 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,037 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,057 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,248 |
| Soccer Team Logos | 0 | - | 4.26 | 375,982 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,430,414 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 262,895 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,483 |
| Movie Logos | 0 | - | 4.33 | 239,377 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,745 |
| History by Picture - A | 0 | - | 4.26 | 45,985 |
| History by Picture - B | 0 | - | 4.40 | 49,166 |
| History by Picture - C | 0 | - | 4.36 | 54,693 |
| History by Picture - F | 0 | - | 4.35 | 38,041 |
| History by Picture - G | 0 | - | 4.40 | 42,286 |
| History by Picture - D | 0 | - | 4.29 | 44,485 |
| History by Picture - E | 0 | - | 4.25 | 44,088 |
| History by Picture - H | 0 | - | 4.37 | 36,929 |
