| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,401,330 |
| Element... or Pokémon? | 0 | - | 4.98 | 130,146 |
| Pokémon by Picture | 0 | - | 4.38 | 72,397 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,505 |
| Empires by Maps | 0 | - | 4.98 | 118,421 |
| All Country Flags of the World | 0 | - | 5.00 | 3,600,451 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,552 |
| Brand Logos Quiz #2 | 0 | - | 4.69 | 1,678,962 |
| Brand Logos Quiz #4 | 0 | - | 4.45 | 1,005,695 |
| Merged Company Logos #1 | 0 | - | 4.91 | 105,405 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,989 |
| Make a Stained Glass Window | 0 | - | 5.00 | 67,793 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 102,736 |
| Play-Doh People from History | 0 | - | 4.99 | 93,829 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,290 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 48,721 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 48,873 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,016 |
| Flags with Crescents | 0 | - | 4.98 | 167,506 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,526,043 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,257 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,558 |
| Country Flag Trivia | 0 | - | 4.81 | 55,905 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,373 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,432 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,874 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 66,436 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,360 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 59,891 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,005 |
| Real vs. Fake Flags | 0 | - | 4.98 | 122,521 |
| Brand Logos Quiz #5 | 0 | - | 4.38 | 1,057,788 |
| Brand Logos Quiz #6 | 0 | - | 4.32 | 778,721 |
| Brand Logos Quiz #3 | 0 | - | 4.32 | 1,218,127 |
| Brand Logos Quiz #8 | 0 | - | 4.36 | 527,105 |
| Brand Logos Quiz #7 | 0 | - | 4.37 | 605,316 |
| National Football Team Logos | 0 | - | 4.84 | 178,612 |
| Random Brand Logos | 0 | - | 4.45 | 399,408 |
| British Monopoly Board | 0 | - | 4.52 | 41,028 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,245 |
| The Bible by Picture | 0 | - | 4.23 | 19,964 |
| Star Wars Original Trilogy Characters by Picture | 0 | - | 4.91 | 47,607 |
| Simpsons Characters by Picture | 0 | - | 4.41 | 21,594 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 54,823 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,126 |
| Flags to Languages | 0 | - | 4.95 | 172,457 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,412 |
| Clothing Brand Logos | 0 | - | 4.24 | 221,947 |
| Soft Drink Brand Logos | 0 | - | 4.24 | 173,856 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,150 |
| World Capitals in the Answer | 0 | - | 4.94 | 76,286 |
| Battle to Country | 0 | - | 4.91 | 52,502 |
| Monarchies of Europe | 0 | - | 4.90 | 97,294 |
| Monarchies of Asia | 0 | - | 4.97 | 70,590 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,692 |
| Countries with the Most Christians | 0 | - | 4.92 | 141,415 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 110,572 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 86,901 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 66,035 |
| Countries with the Most Catholics | 0 | - | 4.90 | 108,000 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,197 |
| Orthodox Countries | 0 | - | 4.91 | 130,357 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,086 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,462 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 332,585 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,427 |
| Animals in the Bible | 0 | - | 4.83 | 35,786 |
| Fruits by Picture | 0 | - | 4.20 | 804,553 |
| Years in History by Picture | 0 | - | 4.44 | 35,093 |
| WWII Figures by Picture | 0 | - | 4.85 | 50,509 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 102,539 |
| Where Are These Doors? | 0 | - | 4.45 | 29,585 |
| Stranger Things Characters by Picture | 0 | - | 4.31 | 31,336 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,210 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,507 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,753 |
| Famous Italians by Picture | 0 | - | 4.05 | 21,846 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,598 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 335,458 |
| Geography by Picture - B | 0 | - | 4.42 | 55,406 |
| Geography by Picture - H | 0 | - | 4.49 | 58,039 |
| Geography by Picture - N | 0 | - | 4.45 | 42,045 |
| Geography by Picture - R | 0 | - | 4.55 | 40,876 |
| Geography by Picture - T | 0 | - | 4.54 | 57,673 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,752 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 169,854 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,419 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 531,880 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 113,217 |
| Merged Company Logos #2 | 0 | - | 4.75 | 76,727 |
| Phineas and Ferb Theme Song Lyrics | 0 | - | 4.38 | 91,755 |
| American Monopoly Board - Map Quiz | 0 | - | 4.52 | 21,136 |
| Play Scrabble by Guessing Countries | 0 | - | 4.97 | 130,875 |
| Visual Satisfaction - Match the Colors #1 | 0 | - | 4.99 | 31,989 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,221 |
| Countries in World War I | 0 | - | 4.88 | 226,574 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 227,374 |
| Star Wars Quotes | 0 | - | 4.84 | 173,395 |
| Name the English Monarchs | 0 | - | 4.92 | 497,790 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,223 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,105 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,483 |
| Top 100 Greatest NBA Players | 0 | - | 4.42 | 685,182 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.89 | 50,438 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,098 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,089 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,165 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,129 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,219 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,347 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,224 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,065 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,057 |
| Countries in a Penrose Tiling of the World Map | 0 | - | 4.95 | 55,934 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,510 |
| Hindu Countries | 0 | - | 4.85 | 49,554 |
| Click a Valid Country A-Z | 0 | - | 4.97 | 521,115 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,940 |
| Click a Valid World Capital A-Z | 0 | - | 4.83 | 89,115 |
| Largest City on Every Continent A-Z | 0 | - | 4.97 | 37,716 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,901 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,187 |
| Countries Mentioned in the Wikipedia Page of Germany | 0 | - | 4.81 | 63,573 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,487 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,466 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,509 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,129 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,946 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,691 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,079 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,543 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,657 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,450 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 104,629 |
| Musical Instruments by Picture #1 | 0 | - | 4.53 | 267,867 |
| Flowers by Picture | 0 | - | 4.46 | 105,001 |
| Name that Bug | 0 | - | 4.12 | 45,446 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,179 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,526 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,613 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,397 |
| Elements by Picture | 0 | - | 4.28 | 69,534 |
| Old Movies by Picture | 0 | - | 4.51 | 24,783 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,666 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,155 |
| Authors by Picture | 0 | - | 4.48 | 25,390 |
| Islands by Picture | 0 | - | 4.29 | 105,863 |
| Name that Object #1 | 0 | - | 3.56 | 96,298 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 79,437 |
| Classic Movies by Movie Posters | 0 | - | 4.44 | 24,037 |
| Animals by Skeleton Image | 0 | - | 4.80 | 45,970 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,036 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,162 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 40,828 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,345 |
| Songs by Picture Quiz #2 | 0 | - | 4.41 | 58,393 |
| Animals by Close-up Image | 0 | - | 4.42 | 216,558 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,070 |
| Animals A-Z by Picture | 0 | - | 4.08 | 65,888 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,760 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,890 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,093 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,223 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,908 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,848 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,090 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,422 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,004 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,119 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 50,916 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,236 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 78,980 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 71,926 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 94,568 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,763 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 45,917 |
| Famous French People by Picture | 0 | - | 3.70 | 27,803 |
| International Footballers by Picture | 0 | - | 4.50 | 54,709 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 282,566 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 237,616 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,011 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 106,595 |
| Name that Historical Figure #6 | 0 | - | 4.27 | 92,402 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.50 | 50,280 |
| Musicians by Picture #1 | 0 | - | 4.39 | 107,085 |
| Musicians by Picture #2 | 0 | - | 4.29 | 75,266 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,027 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,316 |
| Geography by Picture - A | 0 | - | 4.39 | 60,047 |
| Geography by Picture - D | 0 | - | 4.15 | 45,486 |
| Geography by Picture - F | 0 | - | 4.31 | 50,822 |
| Geography by Picture - G | 0 | - | 4.38 | 47,782 |
| Geography by Picture - J | 0 | - | 4.16 | 38,333 |
| Geography by Picture - K | 0 | - | 4.28 | 33,011 |
| Geography by Picture - C | 0 | - | 4.31 | 56,903 |
| Geography by Picture - L | 0 | - | 4.37 | 58,754 |
| Geography by Picture - M | 0 | - | 4.14 | 40,343 |
| Geography by Picture - P | 0 | - | 4.24 | 42,296 |
| Geography by Picture - S | 0 | - | 4.38 | 46,905 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,310 |
