| Play-Doh People from History | 0 | - | 4.99 | 95,595 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,455 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 339,788 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,949 |
| Empires by Maps | 0 | - | 4.98 | 122,162 |
| Merged Company Logos #1 | 0 | - | 4.90 | 107,448 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,217 |
| International Footballers by Picture | 0 | - | 4.51 | 56,455 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 286,302 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 108,805 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 51,322 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,543 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 105,376 |
| Famous Landmarks Out Of Focus #1 | 0 | - | 4.89 | 61,633 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,808 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,769 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,678 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,378 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 72,130 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,781 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,839 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 96,111 |
| Women in History by Picture | 0 | - | 4.25 | 26,035 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,353 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,861 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 242,929 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 160,336 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 94,279 |
| Musicians by Picture #1 | 0 | - | 4.38 | 110,094 |
| Musicians by Picture #2 | 0 | - | 4.29 | 77,430 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,638 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,581 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,137 |
| All Country Flags of the World | 0 | - | 5.00 | 3,715,455 |
| Years in History by Picture | 0 | - | 4.45 | 35,837 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,546,269 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,350 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,557 |
| Merged Company Logos #2 | 0 | - | 4.75 | 78,327 |
| Name that Object #1 | 0 | - | 3.57 | 96,635 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,959 |
| Make a Stained Glass Window | 0 | - | 5.00 | 69,094 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 130,114 |
| 1980s Celebrities by Picture #1 | 0 | - | 3.97 | 61,799 |
| 2000s Celebrities by Picture #1 | 0 | - | 3.93 | 102,700 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,884 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 49,056 |
| Musicians by Picture #5 | 0 | - | 3.93 | 54,733 |
| Flags with Crescents | 0 | - | 4.98 | 171,405 |
| Country Flag Trivia | 0 | - | 4.81 | 58,072 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,935 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,465 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,641 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,975 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 86,014 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,511 |
| Real vs. Fake Flags | 0 | - | 4.98 | 125,820 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 184,199 |
| National Football Team Logos | 0 | - | 4.85 | 181,934 |
| 1930s Celebrities by Picture | 0 | - | 4.33 | 12,728 |
| People by Country - Tile Select | 0 | - | 3.77 | 14,240 |
| Old Movies by Picture | 0 | - | 4.51 | 25,271 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,307 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.07 | 259,776 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 145,253 |
| Random Logos Quiz | 0 | - | 4.33 | 209,702 |
| Pictures by Letter - A | 0 | - | 4.18 | 33,655 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,283 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,268 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,813 |
| Pictures by Letter - M | 0 | - | 4.24 | 38,017 |
| Fruits by Picture | 0 | - | 4.19 | 809,455 |
| Geography by Picture - B | 0 | - | 4.42 | 55,785 |
| Geography by Picture - H | 0 | - | 4.50 | 58,384 |
| Geography by Picture - N | 0 | - | 4.45 | 42,342 |
| Geography by Picture - R | 0 | - | 4.56 | 41,150 |
| Geography by Picture - T | 0 | - | 4.54 | 58,005 |
| Flags to Languages | 0 | - | 4.95 | 174,536 |
| All North American Pro Sports Logos | 0 | - | 4.72 | 116,456 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,050 |
| Name that Object #2 | 0 | - | 3.63 | 15,530 |
| Name that Object #3 | 0 | - | 3.93 | 14,471 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,889 |
| 2010s Celebrities by Picture #1 | 0 | - | 4.32 | 173,988 |
| 2010s Celebrities by Picture #2 | 0 | - | 4.15 | 149,887 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 114,327 |
| Rappers by Picture | 0 | - | 4.23 | 135,771 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,468 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 544,315 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,664 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,394 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,774 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,274 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,603 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,458 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,935 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,302 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,585 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,664 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,209 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,939 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,868 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,757 |
| Name that Bug | 0 | - | 4.12 | 45,645 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,517 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,277 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,982 |
| Elements by Picture | 0 | - | 4.27 | 70,327 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,517 |
| Islands by Picture | 0 | - | 4.28 | 107,812 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,459 |
| Famous Landmarks Out Of Focus #2 | 0 | - | 4.37 | 41,556 |
| Animals by Close-up Image | 0 | - | 4.42 | 219,089 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 46,026 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,492 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,471 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,512 |
| Geography by Picture - A | 0 | - | 4.39 | 60,439 |
| Geography by Picture - D | 0 | - | 4.15 | 45,791 |
| Geography by Picture - F | 0 | - | 4.31 | 51,180 |
| Geography by Picture - G | 0 | - | 4.39 | 48,083 |
| Geography by Picture - J | 0 | - | 4.16 | 38,597 |
| Geography by Picture - K | 0 | - | 4.29 | 33,250 |
| Geography by Picture - C | 0 | - | 4.31 | 57,240 |
| Geography by Picture - L | 0 | - | 4.37 | 59,140 |
| Geography by Picture - M | 0 | - | 4.14 | 40,584 |
| Geography by Picture - P | 0 | - | 4.24 | 42,571 |
| Geography by Picture - S | 0 | - | 4.38 | 47,184 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,121 |
| Flag Maths | 0 | - | 4.61 | 57,848 |
| Satellite Images #1 | 0 | - | 4.46 | 130,010 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,701 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,403 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,253 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,230 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,595 |
| Soccer Team Logos | 0 | - | 4.26 | 377,771 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 263,985 |
| Video Game Logos Quiz | 0 | - | 4.40 | 185,111 |
| Movie Logos | 0 | - | 4.33 | 240,493 |
| Brand Logos That Start with A | 0 | - | 4.52 | 71,204 |
| History by Picture - A | 0 | - | 4.26 | 46,160 |
| History by Picture - B | 0 | - | 4.40 | 49,355 |
| History by Picture - C | 0 | - | 4.33 | 54,889 |
| History by Picture - F | 0 | - | 4.35 | 38,205 |
| History by Picture - G | 0 | - | 4.40 | 42,445 |
| History by Picture - D | 0 | - | 4.29 | 44,664 |
| History by Picture - E | 0 | - | 4.25 | 44,242 |
| History by Picture - H | 0 | - | 4.37 | 37,090 |
| History by Picture - K | 0 | - | 4.35 | 33,623 |
| History by Picture - M | 0 | - | 4.17 | 36,399 |
| History by Picture - N | 0 | - | 4.40 | 41,536 |
| History by Picture - O | 0 | - | 4.39 | 36,560 |
| History by Picture - T | 0 | - | 4.20 | 33,547 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,800 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 104,701 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,958 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,461 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,439,009 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,833 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,873 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,808 |
| Foods by Picture | 0 | - | 3.81 | 226,662 |
| Flowers by Picture | 0 | - | 4.46 | 105,869 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,777 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,953 |
| Christmas by Picture | 0 | - | 4.26 | 28,234 |
| Hats by Picture | 0 | - | 4.21 | 18,020 |
| Weapons by Picture | 0 | - | 4.13 | 21,197 |
| Cars by Picture | 0 | - | 3.89 | 41,828 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,386 |
| Authors by Picture | 0 | - | 4.48 | 25,636 |
| Plants by Picture | 0 | - | 4.24 | 14,523 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,957 |
| WWII Figures by Picture | 0 | - | 4.89 | 66,275 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 56,185 |
| Planets By Picture Quiz | 0 | - | 4.49 | 57,394 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,516 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 59,325 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,066 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,875 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,514 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,357 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,060 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,580 |
| First Names A - Z by Picture | 0 | - | 4.05 | 18,715 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,908 |
| Famous Italians by Picture | 0 | - | 4.06 | 22,019 |
| Geography by Picture - E | 0 | - | 3.55 | 47,495 |
| Landforms by Picture | 0 | - | 4.31 | 20,749 |
| Geography by Picture - I | 0 | - | 4.00 | 39,537 |
| Geography by Picture - O | 0 | - | 4.01 | 28,243 |
| Emoji Flags | 0 | - | 4.35 | 44,295 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.69 | 38,240 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,678 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,663 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,994 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,291 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,931 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,726 |
