| Former Countries by Territory Map | 0 | - | 4.96 | 93,161 |
| Empires by Maps | 0 | - | 4.99 | 105,931 |
| Islands by Shape #2 | 0 | - | 4.88 | 46,717 |
| Name that Object #1 | 0 | - | 3.57 | 95,540 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.97 | 92,828 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 57,354 |
| All Country Flags of the World | 0 | - | 5.00 | 3,265,928 |
| Years in History by Picture | 0 | - | 4.44 | 32,155 |
| Famous Foreheads #1 | 0 | - | 4.47 | 70,336 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,447,754 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,047,455 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 701,297 |
| Old Movies by Picture | 0 | - | 4.51 | 22,995 |
| Musical Instruments by Picture #2 | 0 | - | 4.23 | 44,713 |
| Name that Object #2 | 0 | - | 3.65 | 14,748 |
| Classic Movies by Movie Posters | 0 | - | 4.44 | 22,840 |
| Make a Stained Glass Window | 0 | - | 4.99 | 63,413 |
| Flags with Crescents | 0 | - | 4.98 | 154,920 |
| Country Flag Trivia | 0 | - | 4.82 | 50,135 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 93,843 |
| Country Flags with the Union Jack | 0 | - | 4.81 | 62,074 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 76,163 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 60,426 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.85 | 68,211 |
| Flag Maths | 0 | - | 4.92 | 54,067 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 46,958 |
| Random Logos Quiz | 0 | - | 4.34 | 198,441 |
| National Soccer Team Logos | 0 | - | 4.82 | 167,390 |
| Pictures by Letter - J | 0 | - | 4.27 | 37,953 |
| Pictures by Letter - B | 0 | - | 4.27 | 41,516 |
| Pictures by Letter - D | 0 | - | 4.17 | 35,527 |
| Pictures by Letter - M | 0 | - | 4.21 | 35,989 |
| Fruits by Picture | 0 | - | 4.19 | 763,117 |
| Geography by Picture - B | 0 | - | 4.41 | 53,990 |
| Geography by Picture - H | 0 | - | 4.49 | 56,747 |
| Geography by Picture - N | 0 | - | 4.43 | 40,913 |
| Geography by Picture - R | 0 | - | 4.55 | 39,795 |
| Geography by Picture - T | 0 | - | 4.54 | 56,343 |
| All North American Pro Sports Logos | 0 | - | 4.70 | 103,398 |
| History by Picture - N | 0 | - | 4.43 | 38,900 |
| Flags to Languages | 0 | - | 4.95 | 165,355 |
| Pictures by Letter - A | 0 | - | 4.11 | 31,487 |
| Pictures by Letter - E | 0 | - | 3.47 | 32,999 |
| Pictures by Letter - C | 0 | - | 4.01 | 28,547 |
| Pictures by Letter - G | 0 | - | 4.10 | 26,474 |
| Pictures by Letter - L | 0 | - | 4.12 | 28,928 |
| Pictures by Letter - F | 0 | - | 4.13 | 27,325 |
| Pictures by Letter - Z | 0 | - | 4.15 | 22,243 |
| Pictures by Letter - Y | 0 | - | 4.19 | 24,899 |
| Pictures by Letter - R | 0 | - | 4.10 | 23,404 |
| Pictures by Letter - K | 0 | - | 4.14 | 23,707 |
| Pictures by Letter - I | 0 | - | 4.16 | 28,736 |
| Pictures by Letter - N | 0 | - | 4.11 | 23,102 |
| Pictures by Letter - P | 0 | - | 4.04 | 24,699 |
| Pictures by Letter - U | 0 | - | 4.07 | 19,548 |
| Pictures by Letter - T | 0 | - | 4.32 | 26,189 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.96 | 45,916 |
| Car Logos Quiz #1 | 0 | - | 4.53 | 499,112 |
| Name that Bug | 0 | - | 4.10 | 44,640 |
| Islands by Shape #1 | 0 | - | 4.28 | 72,630 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 55,443 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 48,538 |
| Elements by Picture | 0 | - | 4.28 | 66,621 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.47 | 28,161 |
| Islands by Picture | 0 | - | 4.29 | 99,448 |
| Geography by Picture - A | 0 | - | 4.37 | 58,577 |
| Geography by Picture - D | 0 | - | 4.14 | 44,404 |
| Geography by Picture - F | 0 | - | 4.30 | 49,612 |
| Geography by Picture - G | 0 | - | 4.39 | 46,672 |
| Geography by Picture - J | 0 | - | 4.15 | 37,402 |
| Geography by Picture - K | 0 | - | 4.28 | 32,086 |
| Geography by Picture - C | 0 | - | 4.30 | 55,625 |
| Geography by Picture - L | 0 | - | 4.35 | 57,371 |
| Geography by Picture - M | 0 | - | 4.12 | 39,415 |
| Geography by Picture - P | 0 | - | 4.25 | 41,315 |
| Geography by Picture - S | 0 | - | 4.36 | 45,817 |
| Video Game Logos Quiz | 0 | - | 4.37 | 160,604 |
| Movie Logos | 0 | - | 4.31 | 218,292 |
| History by Picture - A | 0 | - | 4.23 | 42,887 |
| History by Picture - B | 0 | - | 4.38 | 45,820 |
| History by Picture - C | 0 | - | 4.36 | 51,202 |
| History by Picture - F | 0 | - | 4.33 | 35,353 |
| History by Picture - G | 0 | - | 4.39 | 39,584 |
| History by Picture - D | 0 | - | 4.29 | 41,514 |
| History by Picture - E | 0 | - | 4.29 | 41,242 |
| History by Picture - H | 0 | - | 4.37 | 34,439 |
| History by Picture - M | 0 | - | 4.19 | 34,048 |
| History by Picture - O | 0 | - | 4.38 | 34,038 |
| Animals by Skeleton Image | 0 | - | 4.80 | 41,738 |
| Animals by Close-up Image | 0 | - | 4.41 | 209,808 |
| Mammals by Picture #3 | 0 | - | 4.43 | 58,461 |
| Aquatic Mammals by Picture | 0 | - | 4.42 | 42,444 |
| Extinct Animals by Picture | 0 | - | 4.48 | 32,698 |
| Mammals by Picture #1 | 0 | - | 4.73 | 86,628 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 50,787 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 46,068 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 306,998 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 259,058 |
| Name that Historical Figure #5 | 0 | - | 4.41 | 97,520 |
| Random Flags Quiz | 0 | - | 4.41 | 267,207 |
| Satellite Images Quiz #1 | 0 | - | 4.49 | 125,944 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 106,596 |
| Satellite Images Quiz #4 | 0 | - | 4.54 | 86,875 |
| Satellite Images Quiz #5 | 0 | - | 4.46 | 47,884 |
| Satellite Images Quiz #6 | 0 | - | 4.53 | 37,395 |
| Name the Pixelated Landmark | 0 | - | 4.82 | 58,743 |
| Cities by Picture #1 | 0 | - | 4.70 | 81,462 |
| Soccer Team Logos | 0 | - | 4.26 | 349,543 |
| Ultimate Car Logos Quiz | 0 | - | 4.71 | 152,464 |
| Car Logos Quiz #2 | 0 | - | 4.42 | 244,566 |
| Brand Logos That Start With M | 0 | - | 4.43 | 55,631 |
| Brand Logos That Start With B | 0 | - | 4.45 | 54,234 |
| Brand Logos That Start with A | 0 | - | 4.54 | 63,131 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 53,597 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 78,375 |
| Foods by Picture | 0 | - | 3.79 | 220,924 |
| Junk Foods by Picture | 0 | - | 3.69 | 92,782 |
| Christmas by Picture | 0 | - | 4.28 | 26,886 |
| Hats by Picture | 0 | - | 4.21 | 17,516 |
| Weapons by Picture | 0 | - | 4.10 | 19,985 |
| Cars by Picture | 0 | - | 3.92 | 38,624 |
| Reptile Picture Quiz | 0 | - | 4.30 | 13,616 |
| Plants by Picture | 0 | - | 4.21 | 13,769 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 95,686 |
| Women in History by Picture | 0 | - | 4.32 | 24,603 |
| Famous Foreheads #2 | 0 | - | 3.19 | 14,967 |
| Geography by Picture - E | 0 | - | 3.54 | 46,442 |
| Landforms by Picture | 0 | - | 4.35 | 19,798 |
| Geography by Picture - I | 0 | - | 3.98 | 38,503 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 136,252 |
| Pictures by Letter - H | 0 | - | 3.92 | 29,079 |
| Pictures by Letter - O | 0 | - | 3.95 | 27,467 |
| Pictures by Letter - Q | 0 | - | 3.89 | 19,308 |
| Pictures by Letter - S | 0 | - | 3.80 | 19,751 |
| Pictures by Letter - W | 0 | - | 3.92 | 19,054 |
| Pictures by Letter - V | 0 | - | 3.95 | 16,929 |
| History by Picture - I | 0 | - | 4.26 | 24,469 |
| History by Picture - J | 0 | - | 4.23 | 24,976 |
| History by Picture - K | 0 | - | 4.37 | 31,270 |
| History by Picture - L | 0 | - | 4.21 | 28,946 |
| History by Picture - P | 0 | - | 4.11 | 23,714 |
| History by Picture - Q | 0 | - | 4.02 | 20,693 |
| History by Picture - R | 0 | - | 4.16 | 25,134 |
| History by Picture - S | 0 | - | 4.11 | 26,164 |
| History by Picture - T | 0 | - | 4.27 | 31,311 |
| History by Picture - U | 0 | - | 4.23 | 23,538 |
| History by Picture - V | 0 | - | 4.28 | 23,512 |
| Art Works Picture Quiz #1 | 0 | - | 4.51 | 99,734 |
| Art Works Picture Quiz #2 | 0 | - | 4.48 | 88,922 |
| Musical Instruments by Picture #1 | 0 | - | 4.53 | 261,717 |
| Shapes and Symbols #2 | 0 | - | 4.03 | 56,258 |
| Flowers by Picture | 0 | - | 4.47 | 102,989 |
| Art Works Picture Quiz #3 | 0 | - | 4.41 | 42,887 |
| Authors by Picture | 0 | - | 4.47 | 24,580 |
| Fruit and Vegetable Emojis | 0 | - | 4.41 | 68,903 |
| College Sports Logos Quiz #3 | 0 | - | 4.27 | 50,336 |
| Planets By Picture Quiz | 0 | - | 4.49 | 52,267 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 60,979 |
| Animals A-Z by Picture | 0 | - | 4.11 | 62,809 |
| Mammals by Picture #4 | 0 | - | 4.05 | 32,211 |
| Birds by Picture #1 | 0 | - | 4.46 | 37,786 |
| Mammals by Picture #2 | 0 | - | 4.29 | 55,342 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.26 | 67,295 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.24 | 49,053 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 49,289 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.18 | 68,208 |
| 1980s Celebrities by Picture #1 | 0 | - | 4.02 | 58,886 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 75,969 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.12 | 68,525 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.17 | 89,661 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 44,397 |
| International Footballers by Picture | 0 | - | 4.40 | 49,513 |
| Name that Historical Figure #3 | 0 | - | 4.40 | 224,402 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 147,880 |
| Name that Historical Figure #6 | 0 | - | 4.25 | 84,659 |
| Musicians by Picture #1 | 0 | - | 4.37 | 97,244 |
| Musicians by Picture #2 | 0 | - | 4.24 | 68,139 |
| Musicians by Picture #4 | 0 | - | 4.03 | 58,756 |
| Musicians by Picture #3 | 0 | - | 4.07 | 54,303 |
| Emoji Flags | 0 | - | 4.35 | 42,257 |
| Languages by Combined Flags | 0 | - | 4.74 | 69,217 |
| Satellite Images Quiz #3 | 0 | - | 4.39 | 71,934 |
| Satellite Images - Island Chains | 0 | - | 4.44 | 61,981 |
| Islands by Satellite Image #1 | 0 | - | 4.74 | 66,271 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 26,799 |
| Landmarks Picture Quiz #1 | 0 | - | 4.18 | 370,238 |
| Airline Logos | 0 | - | 4.44 | 134,569 |
| Fast Food Logos Quiz | 0 | - | 4.42 | 237,446 |
| Mostly-American Candy Logos | 0 | - | 4.07 | 148,418 |
| Brand Logos That Start With S | 0 | - | 4.39 | 51,288 |
| Brand Logos That Start With D | 0 | - | 4.33 | 55,504 |
| Brand Logos That Start With L | 0 | - | 4.40 | 54,087 |
| Brand Logos That Start With C | 0 | - | 4.13 | 45,106 |
| Vegetables by Picture | 0 | - | 4.38 | 58,371 |
| Pick a Picture - Musical Instruments | 0 | - | 4.52 | 48,863 |
| WWII Figures by Picture | 0 | - | 4.83 | 45,255 |
| Shapes and Symbols #1 | 0 | - | 3.80 | 98,778 |
| Clothing by Picture | 0 | - | 3.89 | 11,208 |
| Things that are Orange by Picture | 0 | - | 4.18 | 25,553 |
| Things that are Green by Picture | 0 | - | 4.15 | 28,655 |
