| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,186 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,299 |
| Empires by Maps | 0 | - | 4.98 | 121,201 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,912 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,400 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,278 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,101 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,538 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,393 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 104,870 |
| Play-Doh People from History | 0 | - | 4.99 | 95,188 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,328 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 49,738 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 49,828 |
| Musicians by Picture #1 | 0 | - | 4.37 | 109,487 |
| Musicians by Picture #2 | 0 | - | 4.29 | 76,975 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,307 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,311 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,843 |
| All Country Flags of the World | 0 | - | 5.00 | 3,689,266 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,541,672 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,095,076 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 734,941 |
| Where Are These Doors? | 0 | - | 4.45 | 30,114 |
| Years in History by Picture | 0 | - | 4.44 | 35,655 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,742 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,798 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,173 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,534 |
| Flags with Crescents | 0 | - | 4.98 | 170,582 |
| Country Flag Trivia | 0 | - | 4.81 | 57,560 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,341 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,969 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,005 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,606 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,614 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 60,784 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 53,184 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,073 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 182,400 |
| National Football Team Logos | 0 | - | 4.85 | 181,086 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,861 |
| Countries by National Anthem | 0 | - | 4.93 | 71,326 |
| Name that Object #1 | 0 | - | 3.57 | 96,554 |
| Flags to Languages | 0 | - | 4.95 | 174,073 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,798 |
| Fruits by Picture | 0 | - | 4.19 | 808,334 |
| Old Movies by Picture | 0 | - | 4.51 | 25,171 |
| Rappers by Picture | 0 | - | 4.23 | 135,128 |
| Geography by Picture - B | 0 | - | 4.42 | 55,699 |
| Geography by Picture - H | 0 | - | 4.50 | 58,303 |
| Geography by Picture - N | 0 | - | 4.45 | 42,278 |
| Geography by Picture - R | 0 | - | 4.56 | 41,089 |
| Geography by Picture - T | 0 | - | 4.54 | 57,926 |
| Random Logos Quiz | 0 | - | 4.33 | 208,957 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 115,792 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,541 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,167 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,128 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,713 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,908 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,440 |
| Star Wars Original Trilogy Characters by Picture | 0 | - | 4.91 | 49,792 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,660 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 338,438 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,248 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 541,772 |
| Name that Bug | 0 | - | 4.12 | 45,601 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,442 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,102 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,817 |
| Elements by Picture | 0 | - | 4.27 | 70,138 |
| Name that Object #2 | 0 | - | 3.64 | 15,479 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,406 |
| Islands by Picture | 0 | - | 4.28 | 107,394 |
| Name that Object #3 | 0 | - | 3.93 | 14,434 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,375 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,298 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,406 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,699 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,843 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,375 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,124 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,128 |
| International Footballers by Picture | 0 | - | 4.51 | 56,037 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 285,323 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,140 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,021 |
| Geography by Picture - A | 0 | - | 4.39 | 60,346 |
| Geography by Picture - D | 0 | - | 4.15 | 45,725 |
| Geography by Picture - F | 0 | - | 4.31 | 51,097 |
| Geography by Picture - G | 0 | - | 4.39 | 48,025 |
| Geography by Picture - J | 0 | - | 4.16 | 38,532 |
| Geography by Picture - K | 0 | - | 4.29 | 33,191 |
| Geography by Picture - C | 0 | - | 4.31 | 57,155 |
| Geography by Picture - L | 0 | - | 4.37 | 59,067 |
| Geography by Picture - M | 0 | - | 4.14 | 40,525 |
| Geography by Picture - P | 0 | - | 4.24 | 42,506 |
| Geography by Picture - S | 0 | - | 4.38 | 47,118 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,305 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,000 |
| Flag Maths | 0 | - | 4.61 | 57,803 |
| Satellite Images #1 | 0 | - | 4.47 | 129,531 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,446 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,026 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,052 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,066 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,271 |
| Soccer Team Logos | 0 | - | 4.26 | 376,149 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,431,148 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 262,975 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,536 |
| Movie Logos | 0 | - | 4.33 | 239,460 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,789 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,575 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,282 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,670 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,165 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,535 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,389 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,858 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,219 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,490 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,582 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,136 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,858 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,776 |
| History by Picture - A | 0 | - | 4.26 | 45,993 |
| History by Picture - B | 0 | - | 4.40 | 49,174 |
| History by Picture - C | 0 | - | 4.36 | 54,705 |
| History by Picture - F | 0 | - | 4.35 | 38,057 |
| History by Picture - G | 0 | - | 4.40 | 42,300 |
| History by Picture - D | 0 | - | 4.29 | 44,499 |
| History by Picture - E | 0 | - | 4.25 | 44,099 |
| History by Picture - H | 0 | - | 4.37 | 36,949 |
| History by Picture - K | 0 | - | 4.35 | 33,499 |
| History by Picture - M | 0 | - | 4.17 | 36,275 |
| History by Picture - N | 0 | - | 4.40 | 41,410 |
| History by Picture - O | 0 | - | 4.39 | 36,445 |
| History by Picture - T | 0 | - | 4.20 | 33,431 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,491 |
| Movies by Screenshot | 0 | - | 4.45 | 91,525 |
| Musicians Who Died Young | 0 | - | 4.39 | 108,758 |
| 2000s Music Trivia #1 | 0 | - | 4.04 | 67,232 |
| 2000s Music Trivia #2 | 0 | - | 4.19 | 53,055 |
| 1990s Music Trivia #1 | 0 | - | 4.28 | 50,922 |
| 1990s Music Trivia #2 | 0 | - | 4.06 | 35,761 |
| 1970s Music Trivia | 0 | - | 4.29 | 31,695 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,124 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,368 |
| Songs From Movies | 0 | - | 4.36 | 66,173 |
| Movies by Soundtrack | 0 | - | 4.40 | 31,702 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,578 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,639 |
| Flowers by Picture | 0 | - | 4.46 | 105,769 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,875 |
| Authors by Picture | 0 | - | 4.48 | 25,589 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,512 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,924 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,002 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,124 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,695 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,674 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,335 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,224 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,874 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,396 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,436 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,615 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,562 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,289 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,931 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,613 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,655 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 95,856 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,267 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 240,049 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,634 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,708 |
| Emoji Flags | 0 | - | 4.35 | 44,190 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.68 | 38,078 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,336 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,479 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,714 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,020 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,873 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,155 |
| Airline Logos | 0 | - | 4.45 | 141,124 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 248,983 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 159,511 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,200 |
| Brand Logos That Start With S | 0 | - | 4.37 | 57,990 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,351 |
| Brand Logos That Start With D | 0 | - | 4.36 | 61,891 |
| Brand Logos That Start With L | 0 | - | 4.39 | 61,567 |
| Brand Logos That Start With C | 0 | - | 4.20 | 49,914 |
| Vegetables by Picture | 0 | - | 4.36 | 63,624 |
| Music by Year, 1990–2009 | 0 | - | 4.18 | 110,242 |
| Music by Year, 1970–1989 | 0 | - | 4.31 | 41,244 |
| #1 Hits of the 1980s | 0 | - | 4.87 | 148,957 |
