| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,037 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 268,956 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,803 |
| Empires by Maps | 0 | - | 4.98 | 120,473 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,999 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,882 |
| Airline Logos | 0 | - | 4.45 | 140,737 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,520 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 52,349 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,273 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 104,363 |
| Play-Doh People from History | 0 | - | 4.99 | 94,801 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,051 |
| Musicians by Picture #1 | 0 | - | 4.37 | 108,806 |
| Musicians by Picture #2 | 0 | - | 4.29 | 76,449 |
| Musicians by Picture #4 | 0 | - | 4.07 | 64,926 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,007 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,622 |
| All Country Flags of the World | 0 | - | 5.00 | 3,664,444 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,537,260 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,092,967 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 733,452 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,495 |
| Make a Stained Glass Window | 0 | - | 4.99 | 68,523 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,282 |
| Flags with Crescents | 0 | - | 4.98 | 169,604 |
| Country Flag Trivia | 0 | - | 4.81 | 57,044 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,784 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,523 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,445 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,279 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,247 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,818 |
| Real vs. Fake Flags | 0 | - | 4.98 | 124,263 |
| NFL Football Team Logos | 0 | - | 4.91 | 628,039 |
| NBA Team Logos | 0 | - | 4.81 | 689,879 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 180,582 |
| National Football Team Logos | 0 | - | 4.85 | 180,394 |
| Countries by National Anthem | 0 | - | 4.93 | 71,242 |
| Years in History by Picture | 0 | - | 4.44 | 35,522 |
| Famous Foreheads #1 | 0 | - | 4.47 | 74,923 |
| Rappers by Picture | 0 | - | 4.22 | 134,462 |
| Flags to Languages | 0 | - | 4.95 | 173,646 |
| NHL Ice Hockey Team Logos | 0 | - | 4.89 | 187,701 |
| Merged Company Logos #2 | 0 | - | 4.75 | 77,579 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,542 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,110 |
| Fruits by Picture | 0 | - | 4.19 | 807,305 |
| Old Movies by Picture | 0 | - | 4.51 | 25,100 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,417 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 337,577 |
| Geography by Picture - B | 0 | - | 4.42 | 55,612 |
| Geography by Picture - H | 0 | - | 4.50 | 58,233 |
| Geography by Picture - N | 0 | - | 4.45 | 42,207 |
| Geography by Picture - R | 0 | - | 4.56 | 41,030 |
| Geography by Picture - T | 0 | - | 4.54 | 57,848 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,023 |
| Car Logos Quiz #1 | 0 | - | 4.45 | 539,158 |
| Random Logos Quiz | 0 | - | 4.31 | 208,464 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 115,123 |
| Pictures by Letter - A | 0 | - | 4.17 | 33,438 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,052 |
| Pictures by Letter - B | 0 | - | 4.31 | 43,992 |
| Pictures by Letter - D | 0 | - | 4.13 | 37,605 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,817 |
| Classical Composers by Composition | 0 | - | 4.52 | 65,776 |
| Name that Bug | 0 | - | 4.12 | 45,561 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,372 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 57,961 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,698 |
| Elements by Picture | 0 | - | 4.27 | 69,960 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,325 |
| Islands by Picture | 0 | - | 4.28 | 106,979 |
| Name that Object #1 | 0 | - | 3.57 | 96,503 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,272 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,515 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 103,833 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,231 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,874 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,648 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,236 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,836 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,025 |
| International Footballers by Picture | 0 | - | 4.50 | 55,635 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 284,602 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,693 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 50,812 |
| Geography by Picture - A | 0 | - | 4.39 | 60,262 |
| Geography by Picture - D | 0 | - | 4.15 | 45,666 |
| Geography by Picture - F | 0 | - | 4.31 | 51,011 |
| Geography by Picture - G | 0 | - | 4.38 | 47,952 |
| Geography by Picture - J | 0 | - | 4.16 | 38,470 |
| Geography by Picture - K | 0 | - | 4.29 | 33,133 |
| Geography by Picture - C | 0 | - | 4.31 | 57,080 |
| Geography by Picture - L | 0 | - | 4.37 | 58,973 |
| Geography by Picture - M | 0 | - | 4.14 | 40,468 |
| Geography by Picture - P | 0 | - | 4.24 | 42,441 |
| Geography by Picture - S | 0 | - | 4.38 | 47,046 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,483 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,575 |
| Flag Maths | 0 | - | 4.64 | 57,763 |
| Satellite Images #1 | 0 | - | 4.47 | 129,384 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,318 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,921 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,935 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,992 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,017 |
| Soccer Team Logos | 0 | - | 4.26 | 374,591 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,423,170 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 262,008 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,031 |
| Movie Logos | 0 | - | 4.33 | 238,511 |
| Brand Logos That Start With M | 0 | - | 4.40 | 62,875 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,350 |
| History by Picture - A | 0 | - | 4.26 | 45,824 |
| History by Picture - B | 0 | - | 4.40 | 49,005 |
| History by Picture - C | 0 | - | 4.36 | 54,517 |
| History by Picture - F | 0 | - | 4.35 | 37,914 |
| History by Picture - G | 0 | - | 4.40 | 42,171 |
| History by Picture - D | 0 | - | 4.29 | 44,339 |
| History by Picture - E | 0 | - | 4.25 | 43,960 |
| History by Picture - H | 0 | - | 4.37 | 36,820 |
| History by Picture - K | 0 | - | 4.35 | 33,382 |
| History by Picture - M | 0 | - | 4.17 | 36,173 |
| History by Picture - N | 0 | - | 4.40 | 41,289 |
| History by Picture - O | 0 | - | 4.39 | 36,341 |
| History by Picture - T | 0 | - | 4.20 | 33,333 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,306 |
| Musicians Who Died Young | 0 | - | 4.39 | 108,318 |
| 2000s Music Trivia #1 | 0 | - | 4.04 | 67,062 |
| 2000s Music Trivia #2 | 0 | - | 4.19 | 52,899 |
| 1990s Music Trivia #1 | 0 | - | 4.28 | 50,810 |
| 1990s Music Trivia #2 | 0 | - | 4.06 | 35,687 |
| 1970s Music Trivia | 0 | - | 4.29 | 31,628 |
| #1 Hits of the 1980s | 0 | - | 4.87 | 148,602 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,002 |
| Piano Man Lyrics Quiz | 0 | - | 4.91 | 82,811 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,255 |
| We Didn't Start the Fire Lyrics | 0 | - | 4.92 | 48,894 |
| Rock Band Lead Singers | 0 | - | 4.46 | 90,354 |
| Songs From Movies | 0 | - | 4.36 | 65,996 |
| Movies by Soundtrack | 0 | - | 4.40 | 31,659 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,128 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,331 |
| Flowers by Picture | 0 | - | 4.46 | 105,654 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,744 |
| Name that Object #2 | 0 | - | 3.64 | 15,450 |
| Authors by Picture | 0 | - | 4.48 | 25,538 |
| Name that Object #3 | 0 | - | 3.93 | 14,406 |
| Fruit and Vegetable Emojis | 0 | - | 4.44 | 89,647 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,790 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,843 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,551 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,464 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,131 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,135 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,648 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,247 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,191 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,432 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,434 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,197 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,737 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 79,448 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,451 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 95,595 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,171 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 239,399 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,158 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,325 |
| Emoji Flags | 0 | - | 4.35 | 44,098 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 171,455 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.67 | 37,870 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,020 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,402 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,431 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,754 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,813 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,541 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 248,417 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 159,073 |
| Brand Logos That Start With S | 0 | - | 4.37 | 57,650 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,026 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,580 |
| Brand Logos That Start With L | 0 | - | 4.39 | 61,190 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,683 |
| Pictures by Letter - E | 0 | - | 3.49 | 34,506 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,182 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,580 |
| Pictures by Letter - F | 0 | - | 4.17 | 29,066 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,471 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,318 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,782 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,142 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,402 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,511 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,072 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,797 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,707 |
| Vegetables by Picture | 0 | - | 4.36 | 63,395 |
