| Cities with the Most Opera Performances | 0 | - | 4.63 | 41,314 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,943 |
| Rappers by Picture | 0 | - | 4.22 | 133,981 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,516 |
| Empires by Maps | 0 | - | 4.98 | 119,925 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,818 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,763 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,241 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,201 |
| Commonly Mixed-Up Countries - Multiple Choice | 0 | - | 4.98 | 52,330 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,188 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 103,931 |
| Play-Doh People from History | 0 | - | 4.99 | 94,574 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 60,854 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 49,197 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 49,376 |
| Musicians by Picture #1 | 0 | - | 4.39 | 108,367 |
| Musicians by Picture #2 | 0 | - | 4.29 | 76,149 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,695 |
| Musicians by Picture #3 | 0 | - | 4.10 | 58,833 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,424 |
| All Country Flags of the World | 0 | - | 5.00 | 3,647,365 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,534,326 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,091,466 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 732,479 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,339 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,124 |
| Flags with Crescents | 0 | - | 4.98 | 169,020 |
| Country Flag Trivia | 0 | - | 4.81 | 56,757 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,391 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,220 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,012 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,087 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 84,992 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 60,356 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,602 |
| Real vs. Fake Flags | 0 | - | 4.98 | 123,777 |
| National Football Team Logos | 0 | - | 4.85 | 179,928 |
| Countries by National Anthem | 0 | - | 4.93 | 71,172 |
| Years in History by Picture | 0 | - | 4.44 | 35,433 |
| Where Are These Doors? | 0 | - | 4.45 | 29,918 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,736 |
| Flags to Languages | 0 | - | 4.95 | 173,361 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,342 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,385 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 83,865 |
| Fruits by Picture | 0 | - | 4.19 | 806,614 |
| Old Movies by Picture | 0 | - | 4.51 | 25,047 |
| Star Wars Original Trilogy Characters by Picture | 0 | - | 4.91 | 48,950 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,270 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 337,056 |
| Geography by Picture - B | 0 | - | 4.42 | 55,556 |
| Geography by Picture - H | 0 | - | 4.50 | 58,178 |
| Geography by Picture - N | 0 | - | 4.45 | 42,166 |
| Geography by Picture - R | 0 | - | 4.56 | 40,980 |
| Geography by Picture - T | 0 | - | 4.54 | 57,802 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 62,871 |
| Car Logos Quiz #1 | 0 | - | 4.44 | 537,350 |
| Random Logos Quiz | 0 | - | 4.31 | 208,091 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 114,664 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,349 |
| Pictures by Letter - J | 0 | - | 4.31 | 39,972 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,892 |
| Pictures by Letter - D | 0 | - | 4.13 | 37,537 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,738 |
| Name that Bug | 0 | - | 4.12 | 45,533 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,301 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,868 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,609 |
| Elements by Picture | 0 | - | 4.27 | 69,829 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,278 |
| Islands by Picture | 0 | - | 4.29 | 106,703 |
| Name that Object #1 | 0 | - | 3.57 | 96,462 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,217 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,088 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,347 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 103,523 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,113 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,582 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,530 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,152 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,650 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,946 |
| International Footballers by Picture | 0 | - | 4.50 | 55,397 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 284,122 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,431 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 50,700 |
| Geography by Picture - A | 0 | - | 4.39 | 60,195 |
| Geography by Picture - D | 0 | - | 4.15 | 45,608 |
| Geography by Picture - F | 0 | - | 4.31 | 50,946 |
| Geography by Picture - G | 0 | - | 4.38 | 47,908 |
| Geography by Picture - J | 0 | - | 4.16 | 38,429 |
| Geography by Picture - K | 0 | - | 4.29 | 33,094 |
| Geography by Picture - C | 0 | - | 4.31 | 57,031 |
| Geography by Picture - L | 0 | - | 4.37 | 58,900 |
| Geography by Picture - M | 0 | - | 4.14 | 40,419 |
| Geography by Picture - P | 0 | - | 4.24 | 42,396 |
| Geography by Picture - S | 0 | - | 4.38 | 47,007 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 279,917 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,277 |
| Flag Maths | 0 | - | 4.64 | 57,743 |
| Satellite Images #1 | 0 | - | 4.46 | 129,285 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,235 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,860 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,853 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,932 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,832 |
| Soccer Team Logos | 0 | - | 4.26 | 373,559 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,417,343 |
| Ultimate Car Logos Quiz | 0 | - | 4.80 | 179,391 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 261,269 |
| Video Game Logos Quiz | 0 | - | 4.40 | 183,635 |
| Movie Logos | 0 | - | 4.33 | 237,810 |
| Brand Logos That Start With M | 0 | - | 4.45 | 62,536 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,051 |
| History by Picture - A | 0 | - | 4.26 | 45,733 |
| History by Picture - B | 0 | - | 4.40 | 48,884 |
| History by Picture - C | 0 | - | 4.36 | 54,409 |
| History by Picture - F | 0 | - | 4.35 | 37,837 |
| History by Picture - G | 0 | - | 4.40 | 42,094 |
| History by Picture - D | 0 | - | 4.29 | 44,266 |
| History by Picture - E | 0 | - | 4.27 | 43,873 |
| History by Picture - H | 0 | - | 4.37 | 36,753 |
| History by Picture - K | 0 | - | 4.35 | 33,320 |
| History by Picture - M | 0 | - | 4.17 | 36,115 |
| History by Picture - N | 0 | - | 4.40 | 41,216 |
| History by Picture - O | 0 | - | 4.39 | 36,274 |
| History by Picture - T | 0 | - | 4.20 | 33,279 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,166 |
| Movies by Screenshot | 0 | - | 4.45 | 90,339 |
| Musicians Who Died Young | 0 | - | 4.39 | 108,075 |
| 2000s Music Trivia #1 | 0 | - | 4.04 | 66,954 |
| 2000s Music Trivia #2 | 0 | - | 4.19 | 52,804 |
| 1990s Music Trivia #1 | 0 | - | 4.28 | 50,745 |
| 1990s Music Trivia #2 | 0 | - | 4.06 | 35,645 |
| #1 Hits of the 1980s | 0 | - | 4.86 | 148,211 |
| Twelve Days of Christmas | 0 | - | 4.45 | 145,938 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,178 |
| Songs From Movies | 0 | - | 4.36 | 65,875 |
| Movies by Soundtrack | 0 | - | 4.40 | 31,633 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 118,939 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,149 |
| Flowers by Picture | 0 | - | 4.46 | 105,575 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,693 |
| Name that Object #2 | 0 | - | 3.64 | 15,428 |
| Authors by Picture | 0 | - | 4.48 | 25,511 |
| Name that Object #3 | 0 | - | 3.93 | 14,382 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 80,077 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,603 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,636 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,435 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,319 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,051 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,081 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,514 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,157 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,053 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,315 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,352 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,116 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,592 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 79,293 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,277 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 95,118 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,099 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 239,015 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,890 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,129 |
| Emoji Flags | 0 | - | 4.35 | 44,002 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 170,968 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.67 | 37,769 |
| Languages by Combined Flags | 0 | - | 4.53 | 99,786 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,360 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,244 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,555 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,774 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,149 |
| Airline Logos | 0 | - | 4.45 | 140,512 |
| Fast Food Logos Quiz | 0 | - | 4.44 | 248,014 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 158,726 |
| Brand Logos That Start With S | 0 | - | 4.37 | 57,397 |
| Brand Logos That Start With B | 0 | - | 4.38 | 59,810 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,349 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,913 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,507 |
| Pictures by Letter - E | 0 | - | 3.49 | 34,451 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,106 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,516 |
| Pictures by Letter - F | 0 | - | 4.17 | 28,996 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,422 |
| Pictures by Letter - Y | 0 | - | 4.22 | 26,260 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,732 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,087 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,350 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,464 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,009 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,753 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,641 |
| Vegetables by Picture | 0 | - | 4.36 | 63,236 |
| Name the Cat Flags | 0 | - | 5.00 | 40,268 |
