| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,042 |
| Rappers by Picture | 0 | - | 4.23 | 134,613 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,073 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,921 |
| Empires by Maps | 0 | - | 4.98 | 120,653 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,615 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,061 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,928 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,399 |
| Cities with the Most Opera Performances | 0 | - | 4.63 | 41,477 |
| Musicians by Picture #1 | 0 | - | 4.37 | 108,960 |
| Musicians by Picture #2 | 0 | - | 4.29 | 76,571 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,004 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,065 |
| All Country Flags of the World | 0 | - | 5.00 | 3,669,972 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,301 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 104,464 |
| Play-Doh People from History | 0 | - | 4.99 | 94,887 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,117 |
| Jeppy in Disguise #1 | 0 | - | 4.92 | 49,457 |
| Jeppy in Disguise #2 | 0 | - | 4.96 | 49,604 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,662 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,538,142 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,093,384 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 733,772 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,563 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,578 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,330 |
| Flags with Crescents | 0 | - | 4.98 | 169,757 |
| Country Flag Trivia | 0 | - | 4.81 | 57,140 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,906 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,614 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,552 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,353 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,305 |
| Badly Drawn Flags #1 | 0 | - | 4.99 | 60,565 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,899 |
| Real vs. Fake Flags | 0 | - | 4.98 | 124,414 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 180,996 |
| National Football Team Logos | 0 | - | 4.85 | 180,510 |
| Countries by National Anthem | 0 | - | 4.93 | 71,258 |
| Years in History by Picture | 0 | - | 4.44 | 35,556 |
| Where Are These Doors? | 0 | - | 4.45 | 30,027 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,982 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,644 |
| Flags to Languages | 0 | - | 4.95 | 173,735 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,600 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,194 |
| Fruits by Picture | 0 | - | 4.19 | 807,549 |
| Old Movies by Picture | 0 | - | 4.51 | 25,118 |
| Name that Object #1 | 0 | - | 3.57 | 96,514 |
| Star Wars Original Trilogy Characters by Picture | 0 | - | 4.91 | 49,432 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,479 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 337,784 |
| Geography by Picture - B | 0 | - | 4.42 | 55,637 |
| Geography by Picture - H | 0 | - | 4.50 | 58,257 |
| Geography by Picture - N | 0 | - | 4.45 | 42,224 |
| Geography by Picture - R | 0 | - | 4.56 | 41,047 |
| Geography by Picture - T | 0 | - | 4.54 | 57,874 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,074 |
| Car Logos Quiz #1 | 0 | - | 4.45 | 539,629 |
| Random Logos Quiz | 0 | - | 4.31 | 208,572 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 115,266 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,467 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,080 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,029 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,626 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,845 |
| Name that Bug | 0 | - | 4.12 | 45,573 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,388 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,000 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,732 |
| Elements by Picture | 0 | - | 4.27 | 69,999 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,345 |
| Islands by Picture | 0 | - | 4.28 | 107,082 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,289 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 103,919 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,267 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,322 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,688 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,268 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,897 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,048 |
| International Footballers by Picture | 0 | - | 4.50 | 55,723 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 284,757 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,794 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 50,867 |
| Geography by Picture - A | 0 | - | 4.39 | 60,290 |
| Geography by Picture - D | 0 | - | 4.15 | 45,680 |
| Geography by Picture - F | 0 | - | 4.31 | 51,035 |
| Geography by Picture - G | 0 | - | 4.39 | 47,973 |
| Geography by Picture - J | 0 | - | 4.16 | 38,489 |
| Geography by Picture - K | 0 | - | 4.29 | 33,153 |
| Geography by Picture - C | 0 | - | 4.31 | 57,103 |
| Geography by Picture - L | 0 | - | 4.37 | 58,999 |
| Geography by Picture - M | 0 | - | 4.14 | 40,485 |
| Geography by Picture - P | 0 | - | 4.24 | 42,453 |
| Geography by Picture - S | 0 | - | 4.38 | 47,064 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,660 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,664 |
| Flag Maths | 0 | - | 4.64 | 57,770 |
| Satellite Images #1 | 0 | - | 4.47 | 129,414 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,341 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,948 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,960 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,009 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,063 |
| Soccer Team Logos | 0 | - | 4.26 | 374,886 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,424,811 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 262,206 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,136 |
| Movie Logos | 0 | - | 4.33 | 238,700 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,452 |
| History by Picture - A | 0 | - | 4.26 | 45,867 |
| History by Picture - B | 0 | - | 4.40 | 49,048 |
| History by Picture - C | 0 | - | 4.36 | 54,551 |
| History by Picture - F | 0 | - | 4.35 | 37,939 |
| History by Picture - G | 0 | - | 4.40 | 42,193 |
| History by Picture - D | 0 | - | 4.29 | 44,369 |
| History by Picture - E | 0 | - | 4.25 | 43,989 |
| History by Picture - H | 0 | - | 4.37 | 36,841 |
| History by Picture - K | 0 | - | 4.35 | 33,405 |
| History by Picture - M | 0 | - | 4.17 | 36,190 |
| History by Picture - N | 0 | - | 4.40 | 41,312 |
| History by Picture - O | 0 | - | 4.39 | 36,363 |
| History by Picture - T | 0 | - | 4.20 | 33,353 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,344 |
| Musicians Who Died Young | 0 | - | 4.39 | 108,433 |
| 2000s Music Trivia #1 | 0 | - | 4.04 | 67,107 |
| 2000s Music Trivia #2 | 0 | - | 4.19 | 52,939 |
| 1990s Music Trivia #1 | 0 | - | 4.28 | 50,833 |
| 1990s Music Trivia #2 | 0 | - | 4.06 | 35,701 |
| 1970s Music Trivia | 0 | - | 4.29 | 31,646 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,030 |
| Piano Man Lyrics Quiz | 0 | - | 4.91 | 82,883 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,282 |
| We Didn't Start the Fire Lyrics | 0 | - | 4.92 | 48,940 |
| Songs From Movies | 0 | - | 4.36 | 66,034 |
| Movies by Soundtrack | 0 | - | 4.40 | 31,667 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,376 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,426 |
| Flowers by Picture | 0 | - | 4.46 | 105,680 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,799 |
| Name that Object #2 | 0 | - | 3.64 | 15,457 |
| Authors by Picture | 0 | - | 4.48 | 25,545 |
| Name that Object #3 | 0 | - | 3.93 | 14,412 |
| Fruit and Vegetable Emojis | 0 | - | 4.44 | 89,986 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,599 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,844 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,899 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,582 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,505 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,183 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,162 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,712 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,280 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,250 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,474 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,465 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,212 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,782 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 79,489 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,495 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 95,647 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,191 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 239,553 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,266 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,405 |
| Emoji Flags | 0 | - | 4.35 | 44,121 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 171,617 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.67 | 37,916 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,094 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,419 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,493 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,816 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,829 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,692 |
| Airline Logos | 0 | - | 4.45 | 140,837 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 248,528 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 159,168 |
| Brand Logos That Start With M | 0 | - | 4.40 | 62,955 |
| Brand Logos That Start With S | 0 | - | 4.37 | 57,731 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,089 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,657 |
| Brand Logos That Start With L | 0 | - | 4.39 | 61,270 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,742 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,523 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,208 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,601 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,088 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,492 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,340 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,805 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,161 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,423 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,527 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,093 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,816 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,729 |
| Vegetables by Picture | 0 | - | 4.36 | 63,451 |
