| Pictures by Letter - A | 0 | - | 4.18 | 33,486 |
| Pictures by Letter - J | 0 | - | 4.31 | 40,108 |
| Pictures by Letter - B | 0 | - | 4.32 | 44,055 |
| Pictures by Letter - D | 0 | - | 4.14 | 37,650 |
| Pictures by Letter - M | 0 | - | 4.24 | 37,858 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,989 |
| Empires by Maps | 0 | - | 4.98 | 120,764 |
| Merged Company Logos #1 | 0 | - | 4.90 | 106,689 |
| Pictures by Letter - E | 0 | - | 3.51 | 34,536 |
| Pictures by Letter - G | 0 | - | 4.14 | 28,227 |
| Pictures by Letter - L | 0 | - | 4.14 | 30,621 |
| Pictures by Letter - F | 0 | - | 4.18 | 29,106 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,506 |
| Pictures by Letter - Y | 0 | - | 4.21 | 26,354 |
| Pictures by Letter - R | 0 | - | 4.05 | 24,818 |
| Pictures by Letter - K | 0 | - | 4.18 | 25,174 |
| Pictures by Letter - I | 0 | - | 4.16 | 30,437 |
| Pictures by Letter - N | 0 | - | 4.11 | 24,545 |
| Pictures by Letter - P | 0 | - | 4.05 | 26,105 |
| Pictures by Letter - U | 0 | - | 4.10 | 20,827 |
| Pictures by Letter - T | 0 | - | 4.34 | 27,741 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,318 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 104,574 |
| Play-Doh People from History | 0 | - | 4.99 | 94,933 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,688 |
| All Country Flags of the World | 0 | - | 5.00 | 3,673,558 |
| Pictures by Letter - H | 0 | - | 3.97 | 30,535 |
| Pictures by Letter - O | 0 | - | 3.98 | 28,734 |
| Pictures by Letter - Q | 0 | - | 3.92 | 20,481 |
| Pictures by Letter - S | 0 | - | 3.82 | 21,002 |
| Pictures by Letter - W | 0 | - | 3.87 | 20,187 |
| Pictures by Letter - V | 0 | - | 4.00 | 18,031 |
| Years in History by Picture | 0 | - | 4.44 | 35,572 |
| Famous Foreheads #1 | 0 | - | 4.47 | 75,027 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,538,833 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,093,716 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 734,009 |
| Name that Object #1 | 0 | - | 3.57 | 96,521 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,605 |
| Make a Stained Glass Window | 0 | - | 5.00 | 68,620 |
| Flags with Crescents | 0 | - | 4.98 | 169,887 |
| Country Flag Trivia | 0 | - | 4.81 | 57,208 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,986 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,688 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,630 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 67,403 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.84 | 85,366 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,960 |
| Ultimate Car Logos Quiz | 0 | - | 4.81 | 181,275 |
| National Football Team Logos | 0 | - | 4.85 | 180,626 |
| Old Movies by Picture | 0 | - | 4.51 | 25,127 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 47,095 |
| Random Logos Quiz | 0 | - | 4.31 | 208,653 |
| Fruits by Picture | 0 | - | 4.19 | 807,691 |
| Geography by Picture - B | 0 | - | 4.42 | 55,649 |
| Geography by Picture - H | 0 | - | 4.50 | 58,265 |
| Geography by Picture - N | 0 | - | 4.45 | 42,234 |
| Geography by Picture - R | 0 | - | 4.56 | 41,059 |
| Geography by Picture - T | 0 | - | 4.54 | 57,884 |
| Flags to Languages | 0 | - | 4.95 | 173,812 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 115,356 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,633 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 84,241 |
| Name that Object #2 | 0 | - | 3.64 | 15,463 |
| Name that Object #3 | 0 | - | 3.93 | 14,416 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,516 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 337,906 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,109 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 540,071 |
| Name that Bug | 0 | - | 4.12 | 45,578 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,403 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 58,017 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 50,749 |
| Elements by Picture | 0 | - | 4.27 | 70,033 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 29,361 |
| Islands by Picture | 0 | - | 4.28 | 107,140 |
| Classic Movies by Movie Posters | 0 | - | 4.45 | 24,295 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,381 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,729 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,294 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,931 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 48,063 |
| International Footballers by Picture | 0 | - | 4.50 | 55,778 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 284,859 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,859 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.51 | 50,898 |
| Geography by Picture - A | 0 | - | 4.39 | 60,296 |
| Geography by Picture - D | 0 | - | 4.15 | 45,687 |
| Geography by Picture - F | 0 | - | 4.31 | 51,046 |
| Geography by Picture - G | 0 | - | 4.39 | 47,980 |
| Geography by Picture - J | 0 | - | 4.16 | 38,494 |
| Geography by Picture - K | 0 | - | 4.29 | 33,159 |
| Geography by Picture - C | 0 | - | 4.31 | 57,111 |
| Geography by Picture - L | 0 | - | 4.37 | 59,019 |
| Geography by Picture - M | 0 | - | 4.14 | 40,490 |
| Geography by Picture - P | 0 | - | 4.24 | 42,462 |
| Geography by Picture - S | 0 | - | 4.38 | 47,070 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,776 |
| Flag Maths | 0 | - | 4.64 | 57,777 |
| Satellite Images #1 | 0 | - | 4.47 | 129,436 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,356 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,960 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,979 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,021 |
| Cities by Picture #1 | 0 | - | 4.73 | 86,109 |
| Soccer Team Logos | 0 | - | 4.26 | 375,152 |
| Car Logos Quiz #2 | 0 | - | 4.43 | 262,358 |
| Video Game Logos Quiz | 0 | - | 4.40 | 184,223 |
| Movie Logos | 0 | - | 4.33 | 238,863 |
| Brand Logos That Start with A | 0 | - | 4.52 | 70,521 |
| History by Picture - A | 0 | - | 4.26 | 45,893 |
| History by Picture - B | 0 | - | 4.40 | 49,070 |
| History by Picture - C | 0 | - | 4.36 | 54,580 |
| History by Picture - F | 0 | - | 4.35 | 37,962 |
| History by Picture - G | 0 | - | 4.40 | 42,212 |
| History by Picture - D | 0 | - | 4.29 | 44,391 |
| History by Picture - E | 0 | - | 4.25 | 44,010 |
| History by Picture - H | 0 | - | 4.37 | 36,859 |
| History by Picture - K | 0 | - | 4.35 | 33,420 |
| History by Picture - M | 0 | - | 4.17 | 36,206 |
| History by Picture - N | 0 | - | 4.40 | 41,331 |
| History by Picture - O | 0 | - | 4.39 | 36,376 |
| History by Picture - T | 0 | - | 4.20 | 33,369 |
| Name that Nut, Seed, or Bean | 0 | - | 4.63 | 57,372 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 103,985 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,731 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,426,272 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 119,411 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 105,473 |
| Musical Instruments by Picture #1 | 0 | - | 4.52 | 269,140 |
| Foods by Picture | 0 | - | 3.81 | 226,203 |
| Flowers by Picture | 0 | - | 4.46 | 105,703 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,451 |
| Art Works Picture Quiz #3 | 0 | - | 4.45 | 48,813 |
| Christmas by Picture | 0 | - | 4.26 | 28,196 |
| Hats by Picture | 0 | - | 4.21 | 17,974 |
| Weapons by Picture | 0 | - | 4.13 | 21,081 |
| Cars by Picture | 0 | - | 3.89 | 41,563 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,312 |
| Authors by Picture | 0 | - | 4.48 | 25,547 |
| Plants by Picture | 0 | - | 4.24 | 14,471 |
| Fruit and Vegetable Emojis | 0 | - | 4.44 | 90,146 |
| WWII Figures by Picture | 0 | - | 4.89 | 65,655 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 55,879 |
| Planets By Picture Quiz | 0 | - | 4.49 | 56,946 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 66,107 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,966 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,608 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,555 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,212 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,177 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,748 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,303 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,293 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,507 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,481 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 51,226 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 71,811 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.14 | 79,514 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.16 | 72,526 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 95,699 |
| Women in History by Picture | 0 | - | 4.25 | 25,942 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 46,201 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,797 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 239,648 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 159,331 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,472 |
| Musicians by Picture #1 | 0 | - | 4.37 | 109,052 |
| Musicians by Picture #2 | 0 | - | 4.29 | 76,649 |
| Musicians by Picture #4 | 0 | - | 4.07 | 65,062 |
| Musicians by Picture #3 | 0 | - | 4.10 | 59,103 |
| Geography by Picture - E | 0 | - | 3.55 | 47,407 |
| Landforms by Picture | 0 | - | 4.31 | 20,693 |
| Geography by Picture - I | 0 | - | 4.00 | 39,454 |
| Geography by Picture - O | 0 | - | 4.01 | 28,163 |
| Emoji Flags | 0 | - | 4.35 | 44,134 |
| Fill the Map of Europe by Guessing Flag Colors | 0 | - | 4.68 | 37,948 |
| Languages by Combined Flags | 0 | - | 4.53 | 100,139 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,427 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,534 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,843 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,838 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,775 |
| Airline Logos | 0 | - | 4.45 | 140,897 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 248,625 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 159,250 |
| Brand Logos That Start With M | 0 | - | 4.40 | 62,997 |
| Brand Logos That Start With S | 0 | - | 4.37 | 57,800 |
| Brand Logos That Start With B | 0 | - | 4.38 | 60,127 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,702 |
| Brand Logos That Start With L | 0 | - | 4.39 | 61,322 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,780 |
| History by Picture - I | 0 | - | 4.24 | 26,289 |
| History by Picture - J | 0 | - | 4.18 | 26,787 |
| History by Picture - L | 0 | - | 4.18 | 30,842 |
| History by Picture - P | 0 | - | 4.08 | 25,338 |
| History by Picture - Q | 0 | - | 4.03 | 22,129 |
| History by Picture - R | 0 | - | 4.13 | 26,898 |
| History by Picture - S | 0 | - | 4.14 | 27,835 |
| History by Picture - U | 0 | - | 4.24 | 25,186 |
