| Cities with the Most Opera Performances | 0 | - | 4.64 | 41,691 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,242 |
| Rappers by Picture | 0 | - | 4.23 | 135,356 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,450 |
| Empires by Maps | 0 | - | 4.98 | 121,447 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,388 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,198 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,023 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,597 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,441 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,059 |
| Play-Doh People from History | 0 | - | 4.99 | 95,320 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,417 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 49,837 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 49,913 |
| Musicians by Picture #1 | 0 | - | 4.37 | 109,698 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,142 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,420 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,407 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,933 |
| All Country Flags of the World | 0 | - | 5.00 | 3,698,673 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,543,169 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,095,844 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 735,508 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,803 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,880 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,603 |
| Flags with Crescents | 0 | - | 4.98 | 170,889 |
| Country Flag Trivia | 0 | - | 4.81 | 57,745 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,570 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,142 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,238 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,722 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,753 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 60,872 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 53,309 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,368 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 183,026 |
| National Football Team Logos | 0 | - | 4.85 | 181,342 |
| Countries by National Anthem | 0 | - | 4.92 | 71,362 |
| Years in History by Picture | 0 | - | 4.44 | 35,692 |
| Where Are These Doors? | 0 | - | 4.45 | 30,146 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,266 |
| Flags to Languages | 0 | - | 4.95 | 174,251 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,951 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,891 |
| Fruits by Picture | 0 | - | 4.19 | 808,629 |
| Old Movies by Picture | 0 | - | 4.51 | 25,202 |
| Star Wars Original Trilogy Characters by Picture | 0 | - | 4.91 | 49,952 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,739 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 338,715 |
| Geography by Picture - B | 0 | - | 4.42 | 55,734 |
| Geography by Picture - H | 0 | - | 4.50 | 58,334 |
| Geography by Picture - N | 0 | - | 4.45 | 42,303 |
| Geography by Picture - R | 0 | - | 4.56 | 41,110 |
| Geography by Picture - T | 0 | - | 4.54 | 57,956 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,319 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 542,660 |
| Random Logos Quiz | 0 | - | 4.33 | 209,105 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 115,977 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,579 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,219 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,180 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,749 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,945 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,574 |
| Name that Bug | 0 | - | 4.12 | 45,609 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,465 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,168 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,876 |
| Elements by Picture | 0 | - | 4.27 | 70,204 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,465 |
| Islands by Picture | 0 | - | 4.28 | 107,537 |
| Name that Object #1 | 0 | - | 3.57 | 96,568 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,414 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,044 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,458 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,455 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,826 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,898 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,412 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,237 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,155 |
| International Footballers by Picture | 0 | - | 4.51 | 56,184 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 285,585 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,284 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,082 |
| Geography by Picture - A | 0 | - | 4.39 | 60,383 |
| Geography by Picture - D | 0 | - | 4.15 | 45,751 |
| Geography by Picture - F | 0 | - | 4.31 | 51,128 |
| Geography by Picture - G | 0 | - | 4.39 | 48,047 |
| Geography by Picture - J | 0 | - | 4.16 | 38,558 |
| Geography by Picture - K | 0 | - | 4.29 | 33,216 |
| Geography by Picture - C | 0 | - | 4.31 | 57,185 |
| Geography by Picture - L | 0 | - | 4.37 | 59,091 |
| Geography by Picture - M | 0 | - | 4.14 | 40,547 |
| Geography by Picture - P | 0 | - | 4.24 | 42,528 |
| Geography by Picture - S | 0 | - | 4.38 | 47,144 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 281,596 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,187 |
| Flag Maths | 0 | - | 4.61 | 57,815 |
| Satellite Images #1 | 0 | - | 4.47 | 129,595 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,490 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,075 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,095 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,101 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,432 |
| Soccer Team Logos | 0 | - | 4.26 | 376,678 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,433,827 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 263,312 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,722 |
| Movie Logos | 0 | - | 4.33 | 239,795 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,924 |
| History by Picture - A | 0 | - | 4.26 | 46,047 |
| History by Picture - B | 0 | - | 4.40 | 49,226 |
| History by Picture - C | 0 | - | 4.36 | 54,756 |
| History by Picture - F | 0 | - | 4.35 | 38,101 |
| History by Picture - G | 0 | - | 4.40 | 42,342 |
| History by Picture - D | 0 | - | 4.29 | 44,550 |
| History by Picture - E | 0 | - | 4.25 | 44,135 |
| History by Picture - H | 0 | - | 4.37 | 36,991 |
| History by Picture - K | 0 | - | 4.35 | 33,531 |
| History by Picture - M | 0 | - | 4.17 | 36,311 |
| History by Picture - N | 0 | - | 4.40 | 41,450 |
| History by Picture - O | 0 | - | 4.39 | 36,482 |
| History by Picture - T | 0 | - | 4.20 | 33,473 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,565 |
| Movies by Screenshot | 0 | - | 4.45 | 91,768 |
| 2000s Music Trivia #1 | 0 | - | 4.04 | 67,304 |
| 2000s Music Trivia #2 | 0 | - | 4.19 | 53,113 |
| 1990s Music Trivia #1 | 0 | - | 4.28 | 50,962 |
| 1990s Music Trivia #2 | 0 | - | 4.06 | 35,796 |
| 1970s Music Trivia | 0 | - | 4.29 | 31,732 |
| #1 Hits of the 1980s | 0 | - | 4.87 | 149,163 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,168 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,403 |
| Songs From Movies | 0 | - | 4.36 | 66,233 |
| Movies by Soundtrack | 0 | - | 4.40 | 31,715 |
| Musicians Who Died Young | 0 | - | 4.39 | 108,896 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,662 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,718 |
| Flowers by Picture | 0 | - | 4.46 | 105,804 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,909 |
| Name that Object #2 | 0 | - | 3.64 | 15,491 |
| Authors by Picture | 0 | - | 4.48 | 25,604 |
| Name that Object #3 | 0 | - | 3.93 | 14,443 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,662 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,060 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,211 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,747 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,734 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,392 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,251 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,938 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,442 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,687 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,667 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,603 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,320 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 72,017 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,677 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,726 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 95,948 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,311 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 240,270 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,773 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,826 |
| Emoji Flags | 0 | - | 4.35 | 44,235 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.96 | 172,403 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.68 | 38,135 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,448 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,513 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,805 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,114 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,899 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,350 |
| Airline Logos | 0 | - | 4.45 | 141,238 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 249,167 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 159,661 |
| Brand Logos That Start With M | 0 | - | 4.38 | 63,331 |
| Brand Logos That Start With S | 0 | - | 4.37 | 58,089 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,452 |
| Brand Logos That Start With D | 0 | - | 4.36 | 62,003 |
| Brand Logos That Start With L | 0 | - | 4.39 | 61,695 |
| Brand Logos That Start With C | 0 | - | 4.20 | 49,995 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,607 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,334 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,707 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,208 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,560 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,418 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,883 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,247 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,525 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,610 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,166 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,890 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,808 |
| Vegetables by Picture | 0 | - | 4.36 | 63,683 |
| Name the Cat Flags | 0 | - | 5.00 | 40,495 |
