| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,402,206 |
| Element... or Pokémon? | 0 | - | 4.98 | 130,199 |
| Pokémon by Picture | 0 | - | 4.38 | 72,457 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,561 |
| Empires by Maps | 0 | - | 4.98 | 118,512 |
| All Country Flags of the World | 0 | - | 5.00 | 3,602,457 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,563 |
| Brand Logos Quiz #2 | 0 | - | 4.69 | 1,679,392 |
| Brand Logos Quiz #4 | 0 | - | 4.45 | 1,005,931 |
| Merged Company Logos #1 | 0 | - | 4.91 | 105,441 |
| Horror Movies by Picture | 0 | - | 4.53 | 55,316 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,993 |
| Make a Stained Glass Window | 0 | - | 5.00 | 67,813 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 102,780 |
| Play-Doh People from History | 0 | - | 4.99 | 93,859 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,310 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 48,743 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 48,895 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,034 |
| Flags with Crescents | 0 | - | 4.98 | 167,570 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,526,401 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,428 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,688 |
| Country Flag Trivia | 0 | - | 4.81 | 55,936 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,424 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,459 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,913 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,464 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,382 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 59,909 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,037 |
| Real vs. Fake Flags | 0 | - | 4.98 | 122,578 |
| Brand Logos Quiz #5 | 0 | - | 4.38 | 1,058,026 |
| Brand Logos Quiz #6 | 0 | - | 4.32 | 778,937 |
| Brand Logos Quiz #3 | 0 | - | 4.32 | 1,218,403 |
| Brand Logos Quiz #8 | 0 | - | 4.36 | 527,252 |
| Brand Logos Quiz #7 | 0 | - | 4.37 | 605,470 |
| National Football Team Logos | 0 | - | 4.84 | 178,670 |
| Random Brand Logos | 0 | - | 4.45 | 399,516 |
| British Monopoly Board | 0 | - | 4.52 | 41,034 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,273 |
| The Bible by Picture | 0 | - | 4.23 | 19,979 |
| Star Wars Original Trilogy Characters by Picture | 0 | - | 4.91 | 47,704 |
| Simpsons Characters by Picture | 0 | - | 4.41 | 21,599 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 54,843 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,133 |
| Flags to Languages | 0 | - | 4.95 | 172,490 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,445 |
| Clothing Brand Logos | 0 | - | 4.24 | 222,029 |
| Soft Drink Brand Logos | 0 | - | 4.24 | 173,891 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,154 |
| World Capitals in the Answer | 0 | - | 4.94 | 76,301 |
| Battle to Country | 0 | - | 4.91 | 52,528 |
| Monarchies of Europe | 0 | - | 4.90 | 97,327 |
| Monarchies of Asia | 0 | - | 4.97 | 70,609 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,711 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,464 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,602 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,930 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 66,065 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,053 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,224 |
| Orthodox Countries | 0 | - | 4.91 | 130,392 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,099 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,473 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 332,803 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,434 |
| Animals in the Bible | 0 | - | 4.83 | 35,818 |
| Fruits by Picture | 0 | - | 4.20 | 804,658 |
| Years in History by Picture | 0 | - | 4.44 | 35,112 |
| WWII Figures by Picture | 0 | - | 4.85 | 50,537 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 102,656 |
| Where Are These Doors? | 0 | - | 4.45 | 29,597 |
| Stranger Things Characters by Picture | 0 | - | 4.31 | 31,358 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,231 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,507 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,754 |
| Famous Italians by Picture | 0 | - | 4.05 | 21,846 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,602 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 335,521 |
| Geography by Picture - B | 0 | - | 4.42 | 55,418 |
| Geography by Picture - H | 0 | - | 4.49 | 58,051 |
| Geography by Picture - N | 0 | - | 4.45 | 42,050 |
| Geography by Picture - R | 0 | - | 4.55 | 40,879 |
| Geography by Picture - T | 0 | - | 4.54 | 57,677 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,800 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 169,909 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,471 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 532,095 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 113,289 |
| Merged Company Logos #2 | 0 | - | 4.75 | 76,760 |
| Phineas and Ferb Theme Song Lyrics | 0 | - | 4.38 | 91,766 |
| American Monopoly Board - Map Quiz | 0 | - | 4.52 | 21,137 |
| Play Scrabble by Guessing Countries | 0 | - | 4.97 | 130,923 |
| Visual Satisfaction - Match the Colors #1 | 0 | - | 4.99 | 32,125 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,264 |
| Countries in World War I | 0 | - | 4.88 | 226,623 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,420 |
| Star Wars Quotes | 0 | - | 4.84 | 173,443 |
| Name the English Monarchs | 0 | - | 4.92 | 497,946 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,253 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,123 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,495 |
| Top 100 Greatest NBA Players | 0 | - | 4.42 | 685,470 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.89 | 50,501 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,113 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,103 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,182 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,160 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,268 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,366 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,256 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,092 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,095 |
| Countries in a Penrose Tiling of the World Map | 0 | - | 4.95 | 55,963 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,529 |
| Hindu Countries | 0 | - | 4.86 | 49,587 |
| Click a Valid Country A-Z | 0 | - | 4.97 | 521,447 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,983 |
| Click a Valid World Capital A-Z | 0 | - | 4.83 | 89,170 |
| Largest City on Every Continent A-Z | 0 | - | 4.97 | 37,730 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,967 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,200 |
| Countries Mentioned in the Wikipedia Page of Germany | 0 | - | 4.81 | 63,616 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,524 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,561 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,534 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,184 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,976 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,730 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,100 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,571 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,670 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,474 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,658 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 267,923 |
| Flowers by Picture | 0 | - | 4.46 | 105,013 |
| Name that Bug | 0 | - | 4.12 | 45,451 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,189 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,532 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,629 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,412 |
| Elements by Picture | 0 | - | 4.28 | 69,552 |
| Old Movies by Picture | 0 | - | 4.51 | 24,799 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,683 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,158 |
| Authors by Picture | 0 | - | 4.48 | 25,393 |
| Islands by Picture | 0 | - | 4.29 | 105,902 |
| Name that Object #1 | 0 | - | 3.56 | 96,307 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,473 |
| Classic Movies by Movie Posters | 0 | - | 4.44 | 24,048 |
| Animals by Skeleton Image | 0 | - | 4.80 | 45,988 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,068 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,195 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 40,846 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,370 |
| Songs by Picture Quiz #2 | 0 | - | 4.41 | 58,415 |
| Animals by Close-up Image | 0 | - | 4.42 | 216,595 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,089 |
| Animals A-Z by Picture | 0 | - | 4.08 | 65,907 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,766 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,899 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,113 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,241 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,916 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,866 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,106 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,448 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,021 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,133 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 50,928 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,255 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 78,997 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 71,941 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 94,597 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,776 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 45,928 |
| Famous French People by Picture | 0 | - | 3.70 | 27,809 |
| International Footballers by Picture | 0 | - | 4.50 | 54,742 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 282,640 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 237,662 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,044 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 106,635 |
| Name that Historical Figure #6 | 0 | - | 4.27 | 92,433 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,299 |
| Musicians by Picture #1 | 0 | - | 4.39 | 107,145 |
| Musicians by Picture #2 | 0 | - | 4.29 | 75,307 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,058 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,335 |
| Geography by Picture - A | 0 | - | 4.39 | 60,055 |
| Geography by Picture - D | 0 | - | 4.15 | 45,495 |
| Geography by Picture - F | 0 | - | 4.31 | 50,828 |
| Geography by Picture - G | 0 | - | 4.38 | 47,792 |
| Geography by Picture - J | 0 | - | 4.16 | 38,336 |
| Geography by Picture - K | 0 | - | 4.28 | 33,015 |
| Geography by Picture - C | 0 | - | 4.31 | 56,911 |
| Geography by Picture - L | 0 | - | 4.37 | 58,763 |
| Geography by Picture - M | 0 | - | 4.14 | 40,347 |
| Geography by Picture - P | 0 | - | 4.24 | 42,300 |
| Geography by Picture - S | 0 | - | 4.38 | 46,910 |
