| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,879 |
| Rappers by Picture | 0 | - | 4.23 | 135,906 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,338 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,145 |
| Empires by Maps | 0 | - | 4.98 | 122,442 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,561 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,572 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,360 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,783 |
| Cities with the Most Opera Performances | 0 | - | 4.64 | 41,848 |
| Musicians by Picture #1 | 0 | - | 4.38 | 110,234 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,522 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,726 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,647 |
| All Country Flags of the World | 0 | - | 5.00 | 3,721,731 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,588 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,585 |
| Play-Doh People from History | 0 | - | 4.99 | 95,720 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,718 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 50,098 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 50,156 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,241 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,547,289 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,928 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,933 |
| Animals by Skeleton Image | 0 | - | 4.81 | 47,021 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,163 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,793 |
| Flags with Crescents | 0 | - | 4.98 | 171,629 |
| Country Flag Trivia | 0 | - | 4.82 | 58,235 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,105 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,583 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,813 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 68,090 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,118 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 61,148 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,595 |
| Real vs. Fake Flags | 0 | - | 4.98 | 126,011 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 184,626 |
| National Football Team Logos | 0 | - | 4.85 | 182,150 |
| Countries by National Anthem | 0 | - | 4.92 | 71,428 |
| Years in History by Picture | 0 | - | 4.45 | 35,920 |
| Where Are These Doors? | 0 | - | 4.45 | 30,257 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,518 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,400 |
| Flags to Languages | 0 | - | 4.95 | 174,649 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,106 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,829 |
| Fruits by Picture | 0 | - | 4.19 | 809,702 |
| Old Movies by Picture | 0 | - | 4.51 | 25,289 |
| Name that Object #1 | 0 | - | 3.57 | 96,648 |
| Star Wars Original Trilogy Characters by Picture | 0 | - | 4.91 | 50,335 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,950 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 340,880 |
| Geography by Picture - B | 0 | - | 4.42 | 55,824 |
| Geography by Picture - H | 0 | - | 4.50 | 58,420 |
| Geography by Picture - N | 0 | - | 4.45 | 42,383 |
| Geography by Picture - R | 0 | - | 4.56 | 41,180 |
| Geography by Picture - T | 0 | - | 4.54 | 58,031 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,618 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 544,860 |
| Random Logos Quiz | 0 | - | 4.33 | 209,843 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,577 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,680 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,305 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,297 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,837 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,040 |
| Name that Bug | 0 | - | 4.12 | 45,655 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,545 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,310 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 51,003 |
| Elements by Picture | 0 | - | 4.27 | 70,370 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,538 |
| Islands by Picture | 0 | - | 4.28 | 107,916 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,475 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,783 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,607 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,215 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,049 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,526 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,525 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,240 |
| International Footballers by Picture | 0 | - | 4.51 | 56,548 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 287,252 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 109,557 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,728 |
| Geography by Picture - A | 0 | - | 4.39 | 60,473 |
| Geography by Picture - D | 0 | - | 4.15 | 45,817 |
| Geography by Picture - F | 0 | - | 4.31 | 51,222 |
| Geography by Picture - G | 0 | - | 4.39 | 48,115 |
| Geography by Picture - J | 0 | - | 4.16 | 38,627 |
| Geography by Picture - K | 0 | - | 4.29 | 33,284 |
| Geography by Picture - C | 0 | - | 4.31 | 57,270 |
| Geography by Picture - L | 0 | - | 4.37 | 59,165 |
| Geography by Picture - M | 0 | - | 4.14 | 40,606 |
| Geography by Picture - P | 0 | - | 4.24 | 42,595 |
| Geography by Picture - S | 0 | - | 4.38 | 47,201 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,310 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,592 |
| Flag Maths | 0 | - | 4.61 | 57,862 |
| Satellite Images #1 | 0 | - | 4.46 | 130,045 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,742 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,431 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,283 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,250 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,636 |
| Soccer Team Logos | 0 | - | 4.26 | 378,080 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,440,616 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 264,190 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,210 |
| Movie Logos | 0 | - | 4.33 | 240,697 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,283 |
| History by Picture - A | 0 | - | 4.26 | 46,206 |
| History by Picture - B | 0 | - | 4.40 | 49,407 |
| History by Picture - C | 0 | - | 4.33 | 54,946 |
| History by Picture - F | 0 | - | 4.35 | 38,245 |
| History by Picture - G | 0 | - | 4.40 | 42,485 |
| History by Picture - D | 0 | - | 4.29 | 44,709 |
| History by Picture - E | 0 | - | 4.25 | 44,293 |
| History by Picture - H | 0 | - | 4.37 | 37,133 |
| History by Picture - K | 0 | - | 4.35 | 33,658 |
| History by Picture - M | 0 | - | 4.17 | 36,435 |
| History by Picture - N | 0 | - | 4.40 | 41,571 |
| History by Picture - O | 0 | - | 4.39 | 36,587 |
| History by Picture - T | 0 | - | 4.20 | 33,581 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,852 |
| Musicians Who Died Young | 0 | - | 4.39 | 109,234 |
| 2000s Music Trivia #1 | 0 | - | 4.04 | 67,464 |
| 2000s Music Trivia #2 | 0 | - | 4.19 | 53,267 |
| 1990s Music Trivia #1 | 0 | - | 4.28 | 51,064 |
| 1990s Music Trivia #2 | 0 | - | 4.06 | 35,862 |
| 1970s Music Trivia | 0 | - | 4.29 | 31,817 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,264 |
| Piano Man Lyrics Quiz | 0 | - | 4.91 | 83,538 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,473 |
| We Didn't Start the Fire Lyrics | 0 | - | 4.93 | 49,305 |
| Songs From Movies | 0 | - | 4.36 | 66,377 |
| Movies by Soundtrack | 0 | - | 4.40 | 31,766 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,909 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,959 |
| Flowers by Picture | 0 | - | 4.46 | 105,886 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,986 |
| Name that Object #2 | 0 | - | 3.63 | 15,540 |
| Authors by Picture | 0 | - | 4.48 | 25,647 |
| Name that Object #3 | 0 | - | 3.93 | 14,477 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 91,066 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,440 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,218 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,454 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,112 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,927 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,540 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,373 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,107 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,600 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,844 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,808 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,710 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,400 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 72,169 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,821 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,883 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 96,172 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,373 |
| Name that Historical Figure #3 | 0 | - | 4.37 | 248,231 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 161,155 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 94,989 |
| Emoji Flags | 0 | - | 4.35 | 44,315 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,901 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.69 | 38,272 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,757 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,685 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 67,062 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,348 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,949 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 396,491 |
| Airline Logos | 0 | - | 4.45 | 141,525 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 249,667 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 160,088 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,624 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,411 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,739 |
| Brand Logos That Start With D | 0 | - | 4.37 | 62,295 |
| Brand Logos That Start With L | 0 | - | 4.40 | 62,010 |
| Brand Logos That Start With C | 0 | - | 4.21 | 50,210 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,676 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,411 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,792 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,297 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,620 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,475 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,954 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,314 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,605 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,681 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,228 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,954 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,887 |
| Vegetables by Picture | 0 | - | 4.39 | 63,914 |
