| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,367 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,315 |
| Empires by Maps | 0 | - | 4.98 | 122,730 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,748 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 270,008 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,641 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,423 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,835 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,627 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,809 |
| Play-Doh People from History | 0 | - | 4.99 | 95,858 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,798 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 50,204 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 50,254 |
| Musicians by Picture #1 | 0 | - | 4.38 | 110,407 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,669 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,833 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,728 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,330 |
| All Country Flags of the World | 0 | - | 5.00 | 3,730,190 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,548,701 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,098,749 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 737,454 |
| Where Are These Doors? | 0 | - | 4.45 | 30,288 |
| Years in History by Picture | 0 | - | 4.45 | 35,971 |
| Animals by Skeleton Image | 0 | - | 4.81 | 47,092 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,260 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,601 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,855 |
| Flags with Crescents | 0 | - | 4.98 | 171,899 |
| Country Flag Trivia | 0 | - | 4.82 | 58,403 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,285 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,722 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 89,022 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 68,187 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,242 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 61,261 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,699 |
| Real vs. Fake Flags | 0 | - | 4.98 | 126,216 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 185,283 |
| National Football Team Logos | 0 | - | 4.82 | 195,881 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,527 |
| Countries by National Anthem | 0 | - | 4.92 | 71,451 |
| Name that Object #1 | 0 | - | 3.57 | 96,658 |
| Flags to Languages | 0 | - | 4.95 | 174,880 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,193 |
| Fruits by Picture | 0 | - | 4.19 | 810,018 |
| Old Movies by Picture | 0 | - | 4.51 | 25,305 |
| Rappers by Picture | 0 | - | 4.23 | 136,092 |
| Geography by Picture - B | 0 | - | 4.42 | 55,849 |
| Geography by Picture - H | 0 | - | 4.50 | 58,451 |
| Geography by Picture - N | 0 | - | 4.45 | 42,414 |
| Geography by Picture - R | 0 | - | 4.56 | 41,210 |
| Geography by Picture - T | 0 | - | 4.54 | 58,068 |
| Random Logos Quiz | 0 | - | 4.33 | 210,050 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,779 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,715 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,346 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,337 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,871 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,078 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 56,028 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 341,274 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,730 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 545,726 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,955 |
| Name that Bug | 0 | - | 4.12 | 45,665 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,572 |
| Elements by Picture | 0 | - | 4.27 | 70,427 |
| Name that Object #2 | 0 | - | 3.63 | 15,555 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,564 |
| Islands by Picture | 0 | - | 4.28 | 108,049 |
| Name that Object #3 | 0 | - | 3.93 | 14,487 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,506 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,656 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,627 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,092 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,572 |
| Mammals by Picture #1 | 0 | - | 4.69 | 92,631 |
| International Footballers by Picture | 0 | - | 4.51 | 56,912 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 287,632 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 109,804 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,844 |
| Geography by Picture - A | 0 | - | 4.39 | 60,507 |
| Geography by Picture - D | 0 | - | 4.15 | 45,837 |
| Geography by Picture - F | 0 | - | 4.31 | 51,249 |
| Geography by Picture - G | 0 | - | 4.39 | 48,141 |
| Geography by Picture - J | 0 | - | 4.16 | 38,650 |
| Geography by Picture - K | 0 | - | 4.29 | 33,308 |
| Geography by Picture - C | 0 | - | 4.31 | 57,302 |
| Geography by Picture - L | 0 | - | 4.37 | 59,202 |
| Geography by Picture - M | 0 | - | 4.14 | 40,641 |
| Geography by Picture - P | 0 | - | 4.24 | 42,622 |
| Geography by Picture - S | 0 | - | 4.38 | 47,229 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,559 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,806 |
| Flag Maths | 0 | - | 4.61 | 57,873 |
| Satellite Images #1 | 0 | - | 4.46 | 130,156 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 110,007 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,504 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,342 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,300 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,729 |
| Soccer Team Logos | 0 | - | 4.26 | 378,891 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,442,930 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 264,520 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,376 |
| Movie Logos | 0 | - | 4.33 | 240,999 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,426 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,708 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,454 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,827 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,330 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,644 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,504 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,978 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,342 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,634 |
| Pictures by Letter - N | 0 | - | 4.12 | 24,707 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,255 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,987 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,917 |
| History by Picture - A | 0 | - | 4.26 | 46,272 |
| History by Picture - B | 0 | - | 4.40 | 49,476 |
| History by Picture - C | 0 | - | 4.33 | 55,020 |
| History by Picture - F | 0 | - | 4.35 | 38,295 |
| History by Picture - G | 0 | - | 4.40 | 42,530 |
| History by Picture - D | 0 | - | 4.29 | 44,768 |
| History by Picture - E | 0 | - | 4.25 | 44,339 |
| History by Picture - H | 0 | - | 4.37 | 37,178 |
| History by Picture - K | 0 | - | 4.35 | 33,698 |
| History by Picture - M | 0 | - | 4.17 | 36,477 |
| History by Picture - N | 0 | - | 4.40 | 41,617 |
| History by Picture - O | 0 | - | 4.40 | 36,629 |
| History by Picture - T | 0 | - | 4.20 | 33,619 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,910 |
| Musicians Who Died Young | 0 | - | 4.39 | 109,343 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,434 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,513 |
| Songs From Movies | 0 | - | 4.36 | 66,429 |
| Movies by Soundtrack | 0 | - | 4.40 | 31,775 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 120,043 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 106,171 |
| Flowers by Picture | 0 | - | 4.46 | 105,908 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 49,049 |
| Authors by Picture | 0 | - | 4.48 | 25,661 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 91,203 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,554 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,299 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,538 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,166 |
| Animals A-Z by Picture | 0 | - | 4.08 | 67,019 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,594 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,398 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,179 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,657 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,896 |
| Name that Historical Figure #3 | 0 | - | 4.37 | 249,522 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 161,429 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 95,195 |
| Emoji Flags | 0 | - | 4.35 | 44,349 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.69 | 38,335 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,871 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,752 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 67,155 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,435 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,971 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 396,817 |
| Airline Logos | 0 | - | 4.45 | 141,640 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 249,838 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 160,240 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,755 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,522 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,847 |
| Brand Logos That Start With D | 0 | - | 4.37 | 62,416 |
| Brand Logos That Start With L | 0 | - | 4.40 | 62,112 |
| Brand Logos That Start With C | 0 | - | 4.22 | 50,297 |
| Vegetables by Picture | 0 | - | 4.39 | 63,989 |
| Music by Year, 1990–2009 | 0 | - | 4.18 | 110,546 |
| Music by Year, 1970–1989 | 0 | - | 4.31 | 41,356 |
| Christmas Song Lyrics | 0 | - | 4.19 | 70,832 |
| Yakko's World Lyrics Quiz With a Map | 0 | - | 4.69 | 19,439 |
| Cities with the Most Opera Performances | 0 | - | 4.64 | 41,898 |
| American TV Theme Songs | 0 | - | 4.30 | 73,263 |
| Brand Logos A-Z | 0 | - | 4.21 | 44,001 |
| Foods by Picture | 0 | - | 3.81 | 226,805 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,867 |
| Christmas by Picture | 0 | - | 4.26 | 28,247 |
| Hats by Picture | 0 | - | 4.21 | 18,030 |
| Weapons by Picture | 0 | - | 4.13 | 21,239 |
| Cars by Picture | 0 | - | 3.89 | 41,889 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,408 |
| Plants by Picture | 0 | - | 4.24 | 14,543 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,826 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,562 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 130,228 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,259 |
| Women in History by Picture | 0 | - | 4.25 | 26,084 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,945 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 49,155 |
