| Element... or Pokémon? | 0 | - | 4.98 | 132,947 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,437,934 |
| Star Wars Quotes | 0 | - | 4.86 | 186,185 |
| Stranger Things Characters by Picture | 0 | - | 4.39 | 32,293 |
| Simpsons Characters by Picture | 0 | - | 4.42 | 22,108 |
| All Country Flags of the World | 0 | - | 5.00 | 3,711,732 |
| Brand Logos Quiz #2 | 0 | - | 4.70 | 1,697,946 |
| Brand Logos Quiz #4 | 0 | - | 4.45 | 1,017,688 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,521 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,854 |
| Empires by Maps | 0 | - | 4.98 | 122,015 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,315 |
| Play-Doh People from History | 0 | - | 4.99 | 95,527 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,590 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 49,986 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 50,053 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,093 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,545,679 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,039 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,341 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,159 |
| Brand Logos Quiz #5 | 0 | - | 4.37 | 1,069,530 |
| Brand Logos Quiz #6 | 0 | - | 4.30 | 788,247 |
| Brand Logos Quiz #3 | 0 | - | 4.32 | 1,230,713 |
| Brand Logos Quiz #8 | 0 | - | 4.36 | 533,834 |
| Brand Logos Quiz #7 | 0 | - | 4.37 | 612,754 |
| Random Brand Logos | 0 | - | 4.45 | 404,697 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,362 |
| Sci-Fi Movie Quotes | 0 | - | 4.32 | 37,225 |
| The Bible by Picture | 0 | - | 4.23 | 20,219 |
| Pokémon by Picture | 0 | - | 4.38 | 75,126 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,932 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,058 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,504 |
| Flags with Crescents | 0 | - | 4.98 | 171,282 |
| Country Flag Trivia | 0 | - | 4.81 | 57,988 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,860 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,400 |
| Flags to Languages | 0 | - | 4.95 | 174,485 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,559 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,919 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,954 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 60,997 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,462 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,716 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 183,954 |
| National Football Team Logos | 0 | - | 4.85 | 181,823 |
| Soft Drink Brand Logos | 0 | - | 4.24 | 176,176 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,009 |
| Game of Thrones Houses | 0 | - | 4.51 | 87,611 |
| Star Wars... or Star Trek? | 0 | - | 4.70 | 33,691 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,633 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 89,075 |
| Years in History by Picture | 0 | - | 4.45 | 35,785 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,222 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,649 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,857 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,412 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,710 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,901 |
| Famous Italians by Picture | 0 | - | 4.06 | 22,012 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,947 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 339,486 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,396 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,432 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 543,990 |
| Clothing Brand Logos | 0 | - | 4.24 | 225,592 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,252 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,722 |
| Books of "A Song of Ice and Fire" | 0 | - | 4.50 | 14,088 |
| Game of Thrones - The Book | 0 | - | 4.40 | 92,214 |
| Game of Thrones - Were You Even Paying Attention? | 0 | - | 4.08 | 33,147 |
| Game of Thrones Characters by Death | 0 | - | 4.40 | 54,958 |
| Doctor Who Actors | 0 | - | 4.61 | 17,993 |
| Kardashian Family Members by Picture | 0 | - | 2.21 | 34,457 |
| World Capitals in the Answer | 0 | - | 4.94 | 77,640 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,748 |
| Battle to Country | 0 | - | 4.91 | 53,937 |
| Name the English Monarchs | 0 | - | 4.91 | 506,252 |
| Monarchies of Europe | 0 | - | 4.90 | 98,844 |
| Monarchies of Asia | 0 | - | 4.97 | 71,490 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,856 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,766 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,729 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 53,162 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,287 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 94,992 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,978 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,164 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,658 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,309 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,208 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,821 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,455 |
| Play Scrabble by Guessing Countries | 0 | - | 4.97 | 133,152 |
| Countries in a Penrose Tiling of the World Map | 0 | - | 4.95 | 57,387 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,090 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,508 |
| Countries Mentioned in the Bible | 0 | - | 4.96 | 67,597 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,390 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,747 |
| Orthodox Countries | 0 | - | 4.92 | 132,771 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,308 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,459 |
| Click a Valid Country A-Z | 0 | - | 4.97 | 537,887 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,021 |
| Click a Valid World Capital A-Z | 0 | - | 4.84 | 91,426 |
| Largest City on Every Continent A-Z | 0 | - | 4.97 | 38,553 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 343,133 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,808 |
| Countries Mentioned in the Wikipedia Page of Germany | 0 | - | 4.82 | 65,204 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,205 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,766 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,333 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,860 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,041 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,318 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,388 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,680 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,548 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,276 |
| Animals in the Bible | 0 | - | 4.83 | 37,057 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,802 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,847 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,754 |
| Fruits by Picture | 0 | - | 4.19 | 809,214 |
| Flowers by Picture | 0 | - | 4.46 | 105,856 |
| Name that Bug | 0 | - | 4.12 | 45,632 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,504 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,947 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,260 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,968 |
| Elements by Picture | 0 | - | 4.27 | 70,311 |
| Old Movies by Picture | 0 | - | 4.51 | 25,262 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,297 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,508 |
| Islands by Picture | 0 | - | 4.28 | 107,765 |
| Name that Object #1 | 0 | - | 3.57 | 96,629 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,902 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,449 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,361 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,537 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,478 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,290 |
| Where Are These Doors? | 0 | - | 4.45 | 30,213 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,040 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,049 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,037 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,005 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,476 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,431 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,776 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,204 |
| International Footballers by Picture | 0 | - | 4.51 | 56,405 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 286,064 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,610 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,215 |
| Geography by Picture - A | 0 | - | 4.39 | 60,429 |
| Geography by Picture - B | 0 | - | 4.42 | 55,777 |
| Geography by Picture - D | 0 | - | 4.15 | 45,777 |
| Geography by Picture - F | 0 | - | 4.31 | 51,168 |
| Geography by Picture - G | 0 | - | 4.39 | 48,072 |
| Geography by Picture - H | 0 | - | 4.50 | 58,374 |
| Geography by Picture - J | 0 | - | 4.16 | 38,588 |
| Geography by Picture - K | 0 | - | 4.29 | 33,244 |
| Geography by Picture - C | 0 | - | 4.31 | 57,229 |
| Geography by Picture - L | 0 | - | 4.37 | 59,130 |
| Geography by Picture - M | 0 | - | 4.14 | 40,574 |
| Geography by Picture - N | 0 | - | 4.45 | 42,334 |
| Geography by Picture - P | 0 | - | 4.24 | 42,557 |
| Geography by Picture - S | 0 | - | 4.38 | 47,175 |
| Geography by Picture - R | 0 | - | 4.56 | 41,142 |
| Geography by Picture - T | 0 | - | 4.54 | 57,994 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,012 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,842 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,682 |
| Flag Maths | 0 | - | 4.61 | 57,836 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.68 | 38,220 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,636 |
| Satellite Images #1 | 0 | - | 4.47 | 129,955 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,649 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,194 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,950 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,255 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,206 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,186 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,644 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,553 |
| Soccer Team Logos | 0 | - | 4.26 | 377,555 |
| Random Logos Quiz | 0 | - | 4.33 | 209,598 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,372 |
| Airline Logos | 0 | - | 4.45 | 141,414 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 249,477 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 263,844 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,042 |
| Movie Logos | 0 | - | 4.33 | 240,350 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,148 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,638 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,266 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,252 |
