| Cities with the Most Opera Performances | 0 | - | 4.54 | 28,269 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 43,404 |
| Rappers by Picture | 0 | - | 4.24 | 115,216 |
| Former Countries by Territory Map | 0 | - | 4.96 | 87,361 |
| Empires by Maps | 0 | - | 4.98 | 97,072 |
| Songs by Picture Quiz #1 | 0 | - | 4.65 | 58,171 |
| Songs by Picture Quiz #2 | 0 | - | 4.43 | 52,438 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 46,599 |
| Islands by Shape #2 | 0 | - | 4.87 | 45,309 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.97 | 84,767 |
| Musicians by Picture #1 | 0 | - | 4.37 | 89,404 |
| Musicians by Picture #2 | 0 | - | 4.24 | 62,493 |
| Musicians by Picture #4 | 0 | - | 4.06 | 54,616 |
| Musicians by Picture #3 | 0 | - | 4.11 | 51,096 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 54,746 |
| All Country Flags of the World | 0 | - | 5.00 | 3,051,300 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,388,702 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,014,597 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 679,869 |
| Make a Stained Glass Window | 0 | - | 4.99 | 60,069 |
| Musicians by Picture #5 | 0 | - | 3.86 | 47,524 |
| Flags with Crescents | 0 | - | 4.98 | 146,219 |
| Country Flag Trivia | 0 | - | 4.81 | 45,224 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.99 | 77,960 |
| Country Flags with the Union Jack | 0 | - | 4.83 | 57,514 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 69,551 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 56,411 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.87 | 64,696 |
| Flag Maths | 0 | - | 4.92 | 50,981 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.82 | 43,096 |
| National Soccer Team Logos | 0 | - | 4.84 | 158,747 |
| Countries by National Anthem | 0 | - | 4.94 | 68,310 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.95 | 42,353 |
| Famous Foreheads #1 | 0 | - | 4.49 | 67,441 |
| Flags to Languages | 0 | - | 4.95 | 160,533 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 74,328 |
| Fruits by Picture | 0 | - | 4.20 | 742,506 |
| Old Movies by Picture | 0 | - | 4.50 | 21,930 |
| Years in History by Picture | 0 | - | 4.43 | 30,529 |
| Classic Movies by Movie Posters | 0 | - | 4.43 | 21,670 |
| Pick a Picture - Animal Relations | 0 | - | 4.93 | 47,988 |
| Geography by Picture - H | 0 | - | 4.51 | 55,588 |
| Geography by Picture - N | 0 | - | 4.46 | 39,917 |
| Geography by Picture - R | 0 | - | 4.54 | 38,911 |
| Geography by Picture - T | 0 | - | 4.57 | 55,212 |
| Name the Pixelated Landmark | 0 | - | 4.82 | 56,021 |
| Car Logos Quiz #1 | 0 | - | 4.45 | 477,742 |
| Random Logos Quiz | 0 | - | 4.33 | 191,870 |
| All North American Pro Sports Logos | 0 | - | 4.75 | 96,776 |
| Pictures by Letter - J | 0 | - | 4.27 | 36,507 |
| Pictures by Letter - B | 0 | - | 4.31 | 39,962 |
| Pictures by Letter - D | 0 | - | 4.11 | 34,204 |
| Pictures by Letter - M | 0 | - | 4.24 | 34,677 |
| History by Picture - N | 0 | - | 4.41 | 37,040 |
| Name that Bug | 0 | - | 4.11 | 44,107 |
| Islands by Shape #1 | 0 | - | 4.28 | 71,807 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.18 | 53,759 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 47,089 |
| Elements by Picture | 0 | - | 4.30 | 64,235 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.47 | 27,376 |
| Islands by Picture | 0 | - | 4.29 | 93,966 |
| Name that Object #1 | 0 | - | 3.57 | 95,048 |
| WWII Figures by Picture | 0 | - | 4.87 | 41,681 |
| Animals by Skeleton Image | 0 | - | 4.79 | 39,283 |
| Animals by Close-up Image | 0 | - | 4.41 | 205,243 |
| Mammals by Picture #3 | 0 | - | 4.42 | 56,204 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 40,227 |
| Mammals by Picture #1 | 0 | - | 4.75 | 83,365 |
| 1940s Celebrities by Picture | 0 | - | 4.45 | 44,682 |
| Name that Historical Figure #1 | 0 | - | 4.64 | 298,220 |
| Name that Historical Figure #2 | 0 | - | 4.44 | 251,255 |
| Name that Historical Figure #5 | 0 | - | 4.41 | 92,930 |
| Geography by Picture - A | 0 | - | 4.35 | 57,329 |
| Geography by Picture - B | 0 | - | 4.37 | 52,819 |
| Geography by Picture - D | 0 | - | 4.13 | 43,471 |
| Geography by Picture - F | 0 | - | 4.29 | 48,631 |
| Geography by Picture - G | 0 | - | 4.39 | 45,679 |
| Geography by Picture - J | 0 | - | 4.14 | 36,632 |
| Geography by Picture - C | 0 | - | 4.28 | 54,566 |
| Geography by Picture - L | 0 | - | 4.34 | 56,214 |
| Geography by Picture - M | 0 | - | 4.11 | 38,628 |
| Geography by Picture - P | 0 | - | 4.26 | 40,440 |
| Geography by Picture - S | 0 | - | 4.35 | 44,895 |
| Random Flags Quiz | 0 | - | 4.41 | 259,154 |
| Country Flags Multiple Choice | 0 | - | 4.98 | 116,858 |
| Satellite Images Quiz #1 | 0 | - | 4.47 | 123,552 |
| Satellite Images Quiz #2 | 0 | - | 4.65 | 104,425 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 85,010 |
| Satellite Images Quiz #5 | 0 | - | 4.46 | 46,258 |
| Satellite Images Quiz #6 | 0 | - | 4.53 | 36,033 |
| Cities by Picture #1 | 0 | - | 4.70 | 78,274 |
| Soccer Team Logos | 0 | - | 4.22 | 334,544 |
| Brand Logos Quiz #1 | 0 | - | 4.81 | 2,154,879 |
| Ultimate Car Logos Quiz | 0 | - | 4.71 | 132,365 |
| Video Game Logos Quiz | 0 | - | 4.37 | 153,759 |
| Movie Logos | 0 | - | 4.29 | 203,801 |
| Brand Logos That Start With M | 0 | - | 4.41 | 50,569 |
| Brand Logos That Start With B | 0 | - | 4.44 | 49,845 |
| Brand Logos That Start with A | 0 | - | 4.52 | 57,995 |
| History by Picture - A | 0 | - | 4.23 | 41,078 |
| History by Picture - B | 0 | - | 4.36 | 43,876 |
| History by Picture - C | 0 | - | 4.36 | 49,046 |
| History by Picture - F | 0 | - | 4.33 | 33,744 |
| History by Picture - G | 0 | - | 4.39 | 37,953 |
| History by Picture - D | 0 | - | 4.32 | 39,741 |
| History by Picture - E | 0 | - | 4.28 | 39,557 |
| History by Picture - H | 0 | - | 4.38 | 32,876 |
| History by Picture - M | 0 | - | 4.19 | 32,682 |
| History by Picture - O | 0 | - | 4.37 | 32,563 |
| Name that Nut, Seed, or Bean | 0 | - | 4.66 | 51,214 |
| Musicians Who Died Young | 0 | - | 4.39 | 97,334 |
| 2000s Music Trivia #1 | 0 | - | 4.03 | 62,650 |
| 2000s Music Trivia #2 | 0 | - | 4.16 | 48,782 |
| 1990s Music Trivia #1 | 0 | - | 4.26 | 47,844 |
| 1990s Music Trivia #2 | 0 | - | 4.05 | 33,710 |
| #1 Hits of the 1980s | 0 | - | 4.84 | 137,007 |
| Twelve Days of Christmas Quiz | 0 | - | 4.45 | 133,264 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.52 | 71,765 |
| Songs From Movies | 0 | - | 4.35 | 60,297 |
| Movies by Soundtrack | 0 | - | 4.41 | 30,388 |
| Art Works Picture Quiz #1 | 0 | - | 4.50 | 97,602 |
| Art Works Picture Quiz #2 | 0 | - | 4.47 | 87,028 |
| Shapes and Symbols #2 | 0 | - | 4.02 | 55,735 |
| Flowers by Picture | 0 | - | 4.46 | 101,743 |
| Name that Object #2 | 0 | - | 3.65 | 14,407 |
| Authors by Picture | 0 | - | 4.47 | 23,899 |
| Name that Object #3 | 0 | - | 4.00 | 13,328 |
| College Sports Logos Quiz #3 | 0 | - | 4.35 | 47,378 |
| Planets By Picture Quiz | 0 | - | 4.55 | 49,469 |
| Animals A-Z by Picture | 0 | - | 4.12 | 60,279 |
| Birds by Picture #1 | 0 | - | 4.44 | 35,384 |
| Extinct Animals by Picture | 0 | - | 4.48 | 31,185 |
| Mammals by Picture #2 | 0 | - | 4.27 | 53,393 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.25 | 65,352 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.23 | 47,491 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.22 | 48,003 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.15 | 65,938 |
| 1980s Celebrities by Picture #1 | 0 | - | 4.01 | 57,084 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.12 | 73,806 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.11 | 66,116 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.13 | 85,990 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.28 | 43,226 |
| International Footballers by Picture | 0 | - | 4.40 | 46,026 |
| Name that Historical Figure #3 | 0 | - | 4.40 | 217,165 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 142,482 |
| Name that Historical Figure #6 | 0 | - | 4.22 | 80,614 |
| Emoji Flags | 0 | - | 4.34 | 41,080 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 153,392 |
| Satellite Images Quiz #3 | 0 | - | 4.38 | 70,666 |
| Satellite Images - Island Chains | 0 | - | 4.42 | 58,688 |
| Islands by Satellite Image #1 | 0 | - | 4.71 | 63,344 |
| Peninsulas by Satellite Image | 0 | - | 4.52 | 26,172 |
| Landmarks Picture Quiz #1 | 0 | - | 4.21 | 363,328 |
| Airline Logos | 0 | - | 4.43 | 129,794 |
| Fast Food Logos Quiz | 0 | - | 4.43 | 228,563 |
| Car Logos Quiz #2 | 0 | - | 4.39 | 218,382 |
| Mostly-American Candy Logos | 0 | - | 4.11 | 140,722 |
| Brand Logos That Start With S | 0 | - | 4.38 | 46,680 |
| Brand Logos That Start With D | 0 | - | 4.35 | 51,122 |
| Brand Logos That Start With L | 0 | - | 4.36 | 49,293 |
| Brand Logos That Start With C | 0 | - | 4.14 | 41,767 |
| Pictures by Letter - A | 0 | - | 4.08 | 30,357 |
| Pictures by Letter - E | 0 | - | 3.49 | 32,030 |
| Pictures by Letter - C | 0 | - | 4.06 | 27,474 |
| Pictures by Letter - G | 0 | - | 4.07 | 25,395 |
| Pictures by Letter - L | 0 | - | 4.12 | 27,869 |
| Pictures by Letter - F | 0 | - | 4.18 | 26,188 |
| Pictures by Letter - Z | 0 | - | 4.17 | 21,430 |
| Pictures by Letter - Y | 0 | - | 4.19 | 24,026 |
| Pictures by Letter - R | 0 | - | 4.10 | 22,528 |
| Pictures by Letter - K | 0 | - | 4.14 | 22,758 |
| Pictures by Letter - I | 0 | - | 4.15 | 27,604 |
| Pictures by Letter - N | 0 | - | 4.11 | 22,159 |
| Pictures by Letter - P | 0 | - | 4.06 | 23,802 |
| Pictures by Letter - U | 0 | - | 4.09 | 18,750 |
| Pictures by Letter - T | 0 | - | 4.33 | 25,173 |
| Vegetables by Picture | 0 | - | 4.32 | 54,966 |
| Music by Year, 1990–2009 | 0 | - | 4.23 | 102,530 |
| Music by Year, 1970–1989 | 0 | - | 4.29 | 38,450 |
| Christmas Song Lyrics | 0 | - | 4.19 | 64,739 |
| Yakko's World Lyrics Quiz With a Map | 0 | - | 4.63 | 16,258 |
| American TV Theme Songs | 0 | - | 4.33 | 70,914 |
| 1930s Celebrities by Picture | 0 | - | 4.36 | 11,135 |
| Foods by Picture | 0 | - | 3.79 | 217,847 |
| Shapes and Symbols #1 | 0 | - | 3.79 | 98,257 |
| Junk Foods by Picture | 0 | - | 3.71 | 90,556 |
| Art Works Picture Quiz #3 | 0 | - | 4.39 | 41,668 |
| Christmas by Picture | 0 | - | 4.28 | 26,311 |
| Hats by Picture | 0 | - | 4.21 | 17,210 |
| Weapons by Picture | 0 | - | 4.07 | 19,315 |
| Cars by Picture | 0 | - | 3.93 | 36,912 |
| Reptile Picture Quiz | 0 | - | 4.27 | 13,226 |
| Plants by Picture | 0 | - | 4.17 | 13,354 |
| Things that are Orange by Picture | 0 | - | 4.18 | 24,829 |
| Things that are Green by Picture | 0 | - | 4.13 | 27,833 |
| Number by Picture Quiz | 0 | - | 4.04 | 19,770 |
| Pokémon by Picture | 0 | - | 4.43 | 51,504 |
| Fruit and Vegetable Emojis | 0 | - | 4.40 | 65,795 |
| Fish by Picture #1 | 0 | - | 4.39 | 103,035 |
| Mammals by Picture #4 | 0 | - | 4.03 | 30,983 |
