| Former Countries by Territory Map | 0 | - | 4.96 | 104,015 |
| Empires by Maps | 0 | - | 4.98 | 122,227 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,478 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,555 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,415 |
| Play-Doh People from History | 0 | - | 4.99 | 95,622 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,648 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 50,042 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,154 |
| All Country Flags of the World | 0 | - | 5.00 | 3,716,843 |
| Elemental Words | 0 | - | 4.97 | 52,569 |
| Name a Valid Word #1 | 0 | - | 4.88 | 120,402 |
| Things Named For People #3 - Science | 0 | - | 4.85 | 54,294 |
| Years in History by Picture | 0 | - | 4.45 | 35,861 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,464 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,546,471 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,472 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,631 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,346 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 710,283 |
| Name that Object #1 | 0 | - | 3.57 | 96,641 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,973 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,109 |
| Flags with Crescents | 0 | - | 4.98 | 171,448 |
| Country Flag Trivia | 0 | - | 4.82 | 58,112 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,968 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,494 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,677 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,996 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,039 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,524 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,850 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 184,304 |
| National Football Team Logos | 0 | - | 4.85 | 181,978 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 159,530 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 87,048 |
| Old Movies by Picture | 0 | - | 4.51 | 25,275 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,321 |
| Random Logos Quiz | 0 | - | 4.33 | 209,739 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,662 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,292 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,276 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,819 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,024 |
| Fruits by Picture | 0 | - | 4.19 | 809,526 |
| Geography by Picture - B | 0 | - | 4.42 | 55,787 |
| Geography by Picture - H | 0 | - | 4.50 | 58,388 |
| Geography by Picture - N | 0 | - | 4.45 | 42,353 |
| Geography by Picture - R | 0 | - | 4.56 | 41,158 |
| Geography by Picture - T | 0 | - | 4.54 | 58,011 |
| Flags to Languages | 0 | - | 4.95 | 174,560 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,476 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,059 |
| Name a Valid Word #2 | 0 | - | 4.49 | 82,686 |
| Category Elimination - Words #1 | 0 | - | 4.89 | 132,677 |
| Category Elimination - Words #3 | 0 | - | 4.85 | 96,297 |
| Name the Color, Not the Word (Stroop Test) | 0 | - | 4.92 | 138,603 |
| Science Vocabulary #2 | 0 | - | 4.52 | 59,979 |
| Video Games by Synonyms | 0 | - | 4.50 | 65,328 |
| Name that Object #2 | 0 | - | 3.63 | 15,533 |
| Name that Object #3 | 0 | - | 3.93 | 14,472 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,900 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 340,086 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,489 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 544,414 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,668 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,400 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,781 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,282 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,608 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,465 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,943 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,305 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,593 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,670 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,215 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,944 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,875 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,779 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,772 |
| Military History Vocabulary | 0 | - | 4.92 | 67,682 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 197,043 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,370 |
| Name that Bug | 0 | - | 4.12 | 45,646 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,523 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,292 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,992 |
| Elements by Picture | 0 | - | 4.27 | 70,335 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,520 |
| Islands by Picture | 0 | - | 4.28 | 107,830 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,463 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,571 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,102 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,030 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,496 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,485 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,228 |
| International Footballers by Picture | 0 | - | 4.51 | 56,473 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 286,580 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 109,035 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,445 |
| Geography by Picture - A | 0 | - | 4.39 | 60,443 |
| Geography by Picture - D | 0 | - | 4.15 | 45,792 |
| Geography by Picture - F | 0 | - | 4.31 | 51,189 |
| Geography by Picture - G | 0 | - | 4.39 | 48,086 |
| Geography by Picture - J | 0 | - | 4.16 | 38,603 |
| Geography by Picture - K | 0 | - | 4.29 | 33,255 |
| Geography by Picture - C | 0 | - | 4.31 | 57,244 |
| Geography by Picture - L | 0 | - | 4.37 | 59,149 |
| Geography by Picture - M | 0 | - | 4.14 | 40,590 |
| Geography by Picture - P | 0 | - | 4.24 | 42,576 |
| Geography by Picture - S | 0 | - | 4.38 | 47,190 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,166 |
| Flag Maths | 0 | - | 4.61 | 57,854 |
| Satellite Images #1 | 0 | - | 4.46 | 130,019 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,714 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,412 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,261 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,236 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,605 |
| Soccer Team Logos | 0 | - | 4.26 | 377,838 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 264,022 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,136 |
| Movie Logos | 0 | - | 4.33 | 240,526 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,229 |
| History by Picture - A | 0 | - | 4.26 | 46,174 |
| History by Picture - B | 0 | - | 4.40 | 49,372 |
| History by Picture - C | 0 | - | 4.33 | 54,907 |
| History by Picture - F | 0 | - | 4.35 | 38,214 |
| History by Picture - G | 0 | - | 4.40 | 42,457 |
| History by Picture - D | 0 | - | 4.29 | 44,677 |
| History by Picture - E | 0 | - | 4.25 | 44,256 |
| History by Picture - H | 0 | - | 4.37 | 37,104 |
| History by Picture - K | 0 | - | 4.35 | 33,638 |
| History by Picture - M | 0 | - | 4.17 | 36,415 |
| History by Picture - N | 0 | - | 4.40 | 41,550 |
| History by Picture - O | 0 | - | 4.39 | 36,569 |
| History by Picture - T | 0 | - | 4.20 | 33,558 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,816 |
| Name a Valid Word #5 | 0 | - | 4.55 | 31,606 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,628 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,498 |
| One Syllable Words That Rhyme With Spain | 0 | - | 4.25 | 89,402 |
| Random Fast Typing - 5 Letter Words | 0 | - | 4.54 | 263,164 |
| Name a Valid Word #4 | 0 | - | 4.38 | 41,241 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 151,140 |
| Words for Government | 0 | - | 4.49 | 76,784 |
| Sports Terms #2 | 0 | - | 4.07 | 51,520 |
| Animal Adjectives | 0 | - | 4.77 | 60,211 |
| Science Vocabulary #1 | 0 | - | 4.34 | 72,204 |
| Science Vocabulary #3 | 0 | - | 4.31 | 52,243 |
| Medical Vocabulary | 0 | - | 4.54 | 59,499 |
| Vocabulary Mega-Challenge #1 | 0 | - | 4.64 | 160,005 |
| Vocabulary Mega-Challenge #2 | 0 | - | 4.48 | 64,165 |
| Band Names by Synonym #1 | 0 | - | 4.45 | 154,192 |
| American TV by Antonyms | 0 | - | 4.39 | 56,449 |
| Book Titles by Synonyms #1 | 0 | - | 4.54 | 76,341 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,715 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,486 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,439,327 |
| Name a Five Letter Word A-Z | 0 | - | 4.97 | 164,872 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,848 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,887 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,827 |
| Foods by Picture | 0 | - | 3.81 | 226,678 |
| Flowers by Picture | 0 | - | 4.46 | 105,873 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,788 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,958 |
| Christmas by Picture | 0 | - | 4.26 | 28,234 |
| Hats by Picture | 0 | - | 4.21 | 18,021 |
| Weapons by Picture | 0 | - | 4.13 | 21,202 |
| Cars by Picture | 0 | - | 3.89 | 41,830 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,386 |
| Authors by Picture | 0 | - | 4.48 | 25,637 |
| Plants by Picture | 0 | - | 4.24 | 14,525 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,981 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,322 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,189 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,415 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,529 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,335 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,075 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,883 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,522 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,360 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,075 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,583 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,819 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,790 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,693 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,388 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 72,149 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,796 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,857 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 96,127 |
| Women in History by Picture | 0 | - | 4.25 | 26,043 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,364 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,864 |
| Name that Historical Figure #3 | 0 | - | 4.37 | 245,030 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 160,588 |
