| Former Countries by Territory Map | 0 | - | 4.95 | 99,436 |
| Empires by Maps | 0 | - | 4.98 | 115,231 |
| Islands by Shape #2 | 0 | - | 4.89 | 50,022 |
| Name that Object #1 | 0 | - | 3.58 | 96,059 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.97 | 100,152 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 60,122 |
| All Country Flags of the World | 0 | - | 5.00 | 3,509,048 |
| Years in History by Picture | 0 | - | 4.43 | 34,313 |
| Famous Foreheads #1 | 0 | - | 4.47 | 73,259 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,508,825 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,078,922 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 723,658 |
| Old Movies by Picture | 0 | - | 4.51 | 24,352 |
| Musical Instruments by Picture #2 | 0 | - | 4.24 | 46,151 |
| Name that Object #2 | 0 | - | 3.65 | 15,128 |
| Name that Object #3 | 0 | - | 3.93 | 14,158 |
| Animals by Skeleton Image | 0 | - | 4.81 | 45,193 |
| Make a Stained Glass Window | 0 | - | 4.99 | 66,708 |
| Flags with Crescents | 0 | - | 4.98 | 164,334 |
| Country Flag Trivia | 0 | - | 4.82 | 53,973 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 100,172 |
| Country Flags with the Union Jack | 0 | - | 4.83 | 66,895 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 83,601 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 65,074 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.85 | 83,001 |
| Flag Maths | 0 | - | 4.86 | 57,411 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 50,623 |
| Random Logos Quiz | 0 | - | 4.33 | 204,688 |
| National Football Team Logos | 0 | - | 4.85 | 175,635 |
| Pictures by Letter - A | 0 | - | 4.16 | 32,702 |
| Pictures by Letter - J | 0 | - | 4.29 | 39,288 |
| Pictures by Letter - B | 0 | - | 4.30 | 43,048 |
| Pictures by Letter - D | 0 | - | 4.16 | 36,846 |
| Pictures by Letter - M | 0 | - | 4.23 | 37,138 |
| Fruits by Picture | 0 | - | 4.20 | 800,297 |
| Geography by Picture - B | 0 | - | 4.42 | 55,060 |
| Geography by Picture - H | 0 | - | 4.49 | 57,730 |
| Geography by Picture - N | 0 | - | 4.45 | 41,783 |
| Geography by Picture - R | 0 | - | 4.55 | 40,636 |
| Geography by Picture - T | 0 | - | 4.54 | 57,355 |
| All North American Pro Sports Logos | 0 | - | 4.73 | 110,746 |
| Flags to Languages | 0 | - | 4.95 | 170,292 |
| Pictures by Letter - E | 0 | - | 3.48 | 33,955 |
| Pictures by Letter - G | 0 | - | 4.12 | 27,537 |
| Pictures by Letter - L | 0 | - | 4.13 | 29,980 |
| Pictures by Letter - F | 0 | - | 4.16 | 28,404 |
| Pictures by Letter - Z | 0 | - | 4.05 | 23,029 |
| Pictures by Letter - Y | 0 | - | 4.21 | 25,796 |
| Pictures by Letter - R | 0 | - | 4.08 | 24,271 |
| Pictures by Letter - K | 0 | - | 4.16 | 24,617 |
| Pictures by Letter - I | 0 | - | 4.14 | 29,798 |
| Pictures by Letter - N | 0 | - | 4.10 | 24,024 |
| Pictures by Letter - P | 0 | - | 4.06 | 25,561 |
| Pictures by Letter - U | 0 | - | 4.07 | 20,323 |
| Pictures by Letter - T | 0 | - | 4.33 | 27,141 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.96 | 49,203 |
| Name that Historical Figure #1 | 0 | - | 4.62 | 330,402 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 521,264 |
| Name that Bug | 0 | - | 4.11 | 45,273 |
| Islands by Shape #1 | 0 | - | 4.31 | 82,971 |
| 1970s Celebrities by Picture #1 | 0 | - | 4.20 | 56,951 |
| 1970s Celebrities by Picture #2 | 0 | - | 4.21 | 49,854 |
| Elements by Picture | 0 | - | 4.28 | 68,807 |
| Rocks and Minerals Picture Quiz | 0 | - | 4.48 | 28,897 |
| Islands by Picture | 0 | - | 4.29 | 104,255 |
| Classic Movies by Movie Posters | 0 | - | 4.44 | 23,686 |
| Geography by Picture - A | 0 | - | 4.39 | 59,694 |
| Geography by Picture - D | 0 | - | 4.15 | 45,210 |
| Geography by Picture - F | 0 | - | 4.30 | 50,534 |
| Geography by Picture - G | 0 | - | 4.38 | 47,531 |
| Geography by Picture - J | 0 | - | 4.16 | 38,103 |
| Geography by Picture - K | 0 | - | 4.28 | 32,795 |
| Geography by Picture - C | 0 | - | 4.31 | 56,609 |
| Geography by Picture - L | 0 | - | 4.37 | 58,437 |
| Geography by Picture - M | 0 | - | 4.14 | 40,128 |
| Geography by Picture - P | 0 | - | 4.23 | 42,086 |
| Geography by Picture - S | 0 | - | 4.37 | 46,640 |
| Video Game Logos Quiz | 0 | - | 4.40 | 180,443 |
| Movie Logos | 0 | - | 4.32 | 231,928 |
| History by Picture - A | 0 | - | 4.25 | 44,778 |
| History by Picture - B | 0 | - | 4.39 | 47,879 |
| History by Picture - C | 0 | - | 4.36 | 53,322 |
| History by Picture - F | 0 | - | 4.34 | 36,977 |
| History by Picture - G | 0 | - | 4.39 | 41,244 |
| History by Picture - D | 0 | - | 4.32 | 43,359 |
| History by Picture - E | 0 | - | 4.26 | 43,032 |
| History by Picture - H | 0 | - | 4.37 | 35,966 |
| History by Picture - K | 0 | - | 4.34 | 32,642 |
| History by Picture - M | 0 | - | 4.17 | 35,442 |
| History by Picture - N | 0 | - | 4.40 | 40,426 |
| History by Picture - O | 0 | - | 4.38 | 35,518 |
| History by Picture - T | 0 | - | 4.24 | 32,610 |
| Animals by Close-up Image | 0 | - | 4.42 | 215,140 |
| Mammals by Picture #3 | 0 | - | 4.44 | 61,081 |
| Aquatic Mammals by Picture | 0 | - | 4.43 | 44,659 |
| Extinct Animals by Picture | 0 | - | 4.48 | 34,428 |
| Mammals by Picture #1 | 0 | - | 4.75 | 90,096 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 53,954 |
| 1940s Celebrities by Picture | 0 | - | 4.43 | 47,327 |
| International Footballers by Picture | 0 | - | 4.49 | 53,219 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 269,337 |
| Name that Historical Figure #5 | 0 | - | 4.42 | 103,934 |
| Name that Historical Figure #7 - U.S. Edition | 0 | - | 4.48 | 48,868 |
| Miscellaneous Flags Quiz | 0 | - | 4.41 | 275,271 |
| Satellite Images Quiz #1 | 0 | - | 4.48 | 128,379 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 108,357 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,206 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,203 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,420 |
| Name the Pixelated Landmark | 0 | - | 4.84 | 61,537 |
| Cities by Picture #1 | 0 | - | 4.73 | 84,320 |
| Soccer Team Logos | 0 | - | 4.27 | 364,941 |
| Ultimate Car Logos Quiz | 0 | - | 4.78 | 169,858 |
| Car Logos Quiz #2 | 0 | - | 4.42 | 255,209 |
| Brand Logos That Start With M | 0 | - | 4.43 | 60,195 |
| Brand Logos That Start with A | 0 | - | 4.51 | 67,711 |
| Name that Nut, Seed, or Bean | 0 | - | 4.61 | 56,138 |
| Three Real and One Fake - Country Flags | 0 | - | 4.97 | 82,014 |
| Foods by Picture | 0 | - | 3.81 | 224,558 |
| Junk Foods by Picture | 0 | - | 3.69 | 95,334 |
| Christmas by Picture | 0 | - | 4.25 | 27,988 |
| Hats by Picture | 0 | - | 4.21 | 17,817 |
| Weapons by Picture | 0 | - | 4.11 | 20,657 |
| Cars by Picture | 0 | - | 3.88 | 40,495 |
| Reptile Picture Quiz | 0 | - | 4.31 | 14,087 |
| Plants by Picture | 0 | - | 4.23 | 14,191 |
| 1980s Movie Silhouettes | 0 | - | 4.97 | 100,651 |
| Women in History by Picture | 0 | - | 4.28 | 25,442 |
| Famous Foreheads #2 | 0 | - | 3.17 | 15,495 |
| Geography by Picture - E | 0 | - | 3.55 | 47,072 |
| Landforms by Picture | 0 | - | 4.31 | 20,362 |
| Geography by Picture - I | 0 | - | 3.99 | 39,123 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 141,736 |
| Pictures by Letter - H | 0 | - | 3.93 | 29,963 |
| Pictures by Letter - C | 0 | - | 3.99 | 29,630 |
| Pictures by Letter - O | 0 | - | 3.96 | 28,258 |
| Pictures by Letter - Q | 0 | - | 3.89 | 20,045 |
| Pictures by Letter - S | 0 | - | 3.80 | 20,519 |
| Pictures by Letter - W | 0 | - | 3.92 | 19,744 |
| Pictures by Letter - V | 0 | - | 3.97 | 17,600 |
| History by Picture - I | 0 | - | 4.26 | 25,625 |
| History by Picture - J | 0 | - | 4.23 | 26,129 |
| History by Picture - L | 0 | - | 4.22 | 30,141 |
| History by Picture - P | 0 | - | 4.08 | 24,752 |
| History by Picture - Q | 0 | - | 4.03 | 21,610 |
| History by Picture - R | 0 | - | 4.13 | 26,238 |
| History by Picture - S | 0 | - | 4.14 | 27,210 |
| History by Picture - U | 0 | - | 4.24 | 24,548 |
| History by Picture - V | 0 | - | 4.29 | 24,550 |
| History by Picture - W | 0 | - | 4.01 | 21,191 |
| Art Works Picture Quiz #1 | 0 | - | 4.50 | 116,467 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 96,833 |
| Musical Instruments by Picture #1 | 0 | - | 4.53 | 266,303 |
| Flowers by Picture | 0 | - | 4.46 | 104,600 |
| Art Works Picture Quiz #3 | 0 | - | 4.44 | 47,495 |
| Authors by Picture | 0 | - | 4.47 | 25,196 |
| Fruit and Vegetable Emojis | 0 | - | 4.42 | 77,870 |
| College Sports Logos Quiz #3 | 0 | - | 4.30 | 53,787 |
| Planets By Picture Quiz | 0 | - | 4.50 | 55,003 |
| Songs by Picture Quiz #1 | 0 | - | 4.69 | 64,348 |
| Songs by Picture Quiz #2 | 0 | - | 4.41 | 57,469 |
| Fish by Picture #1 | 0 | - | 4.41 | 107,378 |
| Animals A-Z by Picture | 0 | - | 4.09 | 65,116 |
| Mammals by Picture #4 | 0 | - | 4.05 | 33,529 |
| Birds by Picture #1 | 0 | - | 4.46 | 40,253 |
| Mammals by Picture #2 | 0 | - | 4.29 | 57,256 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.41 | 163,266 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 69,320 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 50,570 |
| 1950s Celebrities by Picture #1 | 0 | - | 4.24 | 50,509 |
| 1980s Celebrities by Picture #2 | 0 | - | 4.19 | 70,463 |
| 1990s Celebrities by Picture #1 | 0 | - | 4.13 | 78,208 |
| 1990s Celebrities by Picture #2 | 0 | - | 4.15 | 71,052 |
| 2000s Celebrities by Picture #2 | 0 | - | 4.15 | 93,371 |
| 1950s Celebrities by Picture #2 | 0 | - | 4.29 | 45,516 |
| Name that Historical Figure #3 | 0 | - | 4.37 | 233,744 |
| Name that Historical Figure #4 | 0 | - | 4.30 | 155,132 |
| Name that Historical Figure #6 | 0 | - | 4.25 | 90,152 |
| Musicians by Picture #1 | 0 | - | 4.39 | 104,673 |
| Musicians by Picture #2 | 0 | - | 4.28 | 73,527 |
| Musicians by Picture #4 | 0 | - | 4.08 | 62,689 |
| Musicians by Picture #3 | 0 | - | 4.09 | 57,350 |
| Emoji Flags | 0 | - | 4.34 | 43,367 |
| Languages by Combined Flags | 0 | - | 4.53 | 97,790 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 72,922 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 64,782 |
| Islands by Satellite Image #1 | 0 | - | 4.74 | 69,127 |
| Peninsulas by Satellite Image | 0 | - | 4.52 | 27,456 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 390,207 |
| Airline Logos | 0 | - | 4.45 | 138,655 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,370,523 |
| Fast Food Logos Quiz | 0 | - | 4.42 | 244,736 |
| Mostly-American Candy Logos | 0 | - | 4.11 | 155,806 |
| Brand Logos That Start With S | 0 | - | 4.35 | 55,297 |
| Brand Logos That Start With B | 0 | - | 4.40 | 57,956 |
| Brand Logos That Start With D | 0 | - | 4.36 | 59,421 |
| Brand Logos That Start With L | 0 | - | 4.38 | 58,680 |
| Brand Logos That Start With C | 0 | - | 4.16 | 48,071 |
| Vegetables by Picture | 0 | - | 4.38 | 61,927 |
| Pick a Picture - Musical Instruments | 0 | - | 4.53 | 51,077 |
