| Brand Logos That Start with A | 0 | - | 4.51 | 66,395 |
| Car Logos Quiz #1 | 0 | - | 4.52 | 513,896 |
| Brand Logos That Start With S | 0 | - | 4.39 | 54,116 |
| Brand Logos That Start With B | 0 | - | 4.40 | 56,882 |
| Brand Logos That Start With D | 0 | - | 4.34 | 58,334 |
| Brand Logos That Start With L | 0 | - | 4.37 | 57,388 |
| Brand Logos That Start With C | 0 | - | 4.16 | 47,260 |
| Ultimate Car Logos Quiz | 0 | - | 4.77 | 164,951 |
| Car Logos Quiz #2 | 0 | - | 4.42 | 252,110 |
| Make a Stained Glass Window | 0 | - | 4.99 | 65,801 |
| National Football Team Logos | 0 | - | 4.85 | 173,556 |
| Countries that Start with a Vowel | 0 | - | 4.98 | 124,091 |
| Geography by Letter - T | 0 | - | 4.84 | 147,995 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 78,737 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 103,737 |
| Southernmost Countries A-Z | 0 | - | 4.94 | 151,408 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 190,926 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 168,058 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 187,739 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 296,620 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 176,536 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.81 | 70,736 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 229,962 |
| Name an Official Language A-Z | 0 | - | 4.92 | 171,427 |
| Soccer Team Logos | 0 | - | 4.26 | 360,596 |
| NATO Military Alphabet | 0 | - | 4.98 | 538,289 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,258 |
| Geography by Letter - A | 0 | - | 4.70 | 206,525 |
| Geography by Letter - B | 0 | - | 4.56 | 179,646 |
| Geography by Letter - H | 0 | - | 4.70 | 146,180 |
| Geography by Letter - C | 0 | - | 4.49 | 154,574 |
| Geography by Letter - D | 0 | - | 4.49 | 146,673 |
| Geography by Letter - E | 0 | - | 4.42 | 143,779 |
| Geography by Letter - I | 0 | - | 4.41 | 119,047 |
| Geography by Letter - K | 0 | - | 4.53 | 115,191 |
| Geography by Letter - L | 0 | - | 4.45 | 144,968 |
| Geography by Letter - M | 0 | - | 4.49 | 115,358 |
| Geography by Letter - N | 0 | - | 4.51 | 123,945 |
| Geography by Letter - P | 0 | - | 4.48 | 172,299 |
| Geography by Letter - R | 0 | - | 4.43 | 126,943 |
| Geography by Letter - S #1 | 0 | - | 4.75 | 136,208 |
| Geography by Letter - U | 0 | - | 4.52 | 138,752 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 57,416 |
| Geography Containing the Letter X | 0 | - | 4.42 | 33,943 |
| Geography Containing the Letter Q | 0 | - | 4.55 | 32,262 |
| A to Z: Musical Terms | 0 | - | 4.43 | 39,996 |
| Geography A-Z #2 | 0 | - | 4.46 | 51,935 |
| Geography A-Z #5 | 0 | - | 4.47 | 36,657 |
| Empires A-Z | 0 | - | 4.50 | 43,726 |
| Geography A-Z #1 | 0 | - | 4.56 | 68,545 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,115 |
| Movies that Start with G | 0 | - | 4.48 | 67,453 |
| History by Letter - A | 0 | - | 4.51 | 148,896 |
| History by Letter - B | 0 | - | 4.46 | 167,972 |
| History by Letter - C | 0 | - | 4.68 | 166,547 |
| History by Letter - E | 0 | - | 4.50 | 136,930 |
| History by Letter - G | 0 | - | 4.45 | 118,954 |
| History by Letter - H | 0 | - | 4.44 | 133,092 |
| History by Letter - J | 0 | - | 4.50 | 150,053 |
| History by Letter - N | 0 | - | 4.43 | 101,190 |
| History by Letter - S | 0 | - | 4.47 | 91,776 |
| History by Letter - T | 0 | - | 4.38 | 103,051 |
| History by Letter - W | 0 | - | 4.47 | 106,422 |
| History by Letter - M | 0 | - | 4.53 | 116,777 |
| History by Letter - K | 0 | - | 4.50 | 98,840 |
| History by Letter - L | 0 | - | 4.48 | 109,304 |
| History by Letter - I | 0 | - | 4.45 | 101,569 |
| Former Countries by Territory Map | 0 | - | 4.96 | 97,920 |
| Empires by Maps | 0 | - | 4.98 | 112,874 |
| Countries by Military Spending | 0 | - | 4.93 | 172,533 |
| Classic Novels by Plot #2 | 0 | - | 4.83 | 35,962 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 116,273 |
| Name a Minecraft Mob A-Z | 0 | - | 4.81 | 38,279 |
| Art Works Picture Quiz #1 | 0 | - | 4.52 | 115,385 |
| Art Works Picture Quiz #2 | 0 | - | 4.49 | 95,929 |
| Flowers by Picture | 0 | - | 4.47 | 103,921 |
| Art Works Picture Quiz #3 | 0 | - | 4.44 | 47,142 |
| Airline Logos | 0 | - | 4.44 | 137,663 |
| Fast Food Logos Quiz | 0 | - | 4.42 | 242,713 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,271,524 |
| Animals that Start with L | 0 | - | 4.47 | 99,561 |
| Animals that Start with P | 0 | - | 4.44 | 84,171 |
| Animals that Start with S | 0 | - | 4.49 | 85,343 |
| Geography by Letter on the World Map - B | 0 | - | 4.54 | 87,240 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 113,949 |
| World Cities A-Z #1 | 0 | - | 4.52 | 61,347 |
| Islands A-Z | 0 | - | 4.46 | 114,139 |
| World Cities A-Z #2 | 0 | - | 4.44 | 53,652 |
| Human Body A-Z | 0 | - | 4.50 | 125,935 |
| Africa A-Z | 0 | - | 4.57 | 45,775 |
| Diseases and Medical Conditions A-Z | 0 | - | 4.64 | 46,411 |
| Ethnic Groups A-Z | 0 | - | 4.52 | 41,261 |
| People in History A-Z #1 | 0 | - | 4.61 | 96,811 |
| People in History A-Z #2 | 0 | - | 4.47 | 53,729 |
| People in History A-Z #3 | 0 | - | 4.48 | 45,069 |
| College Sports Logos Quiz #3 | 0 | - | 4.29 | 52,643 |
| All Country Flags of the World | 0 | - | 5.00 | 3,433,692 |
| Mostly-American Candy Logos | 0 | - | 4.10 | 154,007 |
| Disney A-Z | 0 | - | 4.38 | 84,253 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.41 | 14,808 |
| Companies A-Z | 0 | - | 4.30 | 42,344 |
| Religion A-Z #1 | 0 | - | 4.31 | 61,015 |
| Geography by Letter - G | 0 | - | 4.34 | 123,092 |
| Geography by Letter - F | 0 | - | 4.27 | 134,137 |
| Geography by Letter - J | 0 | - | 4.33 | 119,852 |
| Geography by Letter - O | 0 | - | 4.37 | 126,550 |
| Geography by Letter - V | 0 | - | 4.39 | 117,970 |
| Geography by Letter - W | 0 | - | 4.40 | 112,140 |
| Geography by Letter - Y | 0 | - | 4.38 | 108,463 |
| Geography by Letter - Z | 0 | - | 4.10 | 79,291 |
| Geography by Letter - Q | 0 | - | 4.38 | 67,147 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.17 | 34,744 |
| Geography Containing the Letter Z | 0 | - | 4.48 | 27,199 |
| Video Games A-Z | 0 | - | 4.08 | 37,794 |
| Geography A-Z #3 | 0 | - | 4.19 | 38,516 |
| Movies that Start with A | 0 | - | 4.11 | 60,911 |
| Movies that Start with C | 0 | - | 4.29 | 60,735 |
| Movies that Start with B | 0 | - | 4.34 | 83,921 |
| Movies that Start with D | 0 | - | 4.34 | 67,626 |
| Movies that Start with E | 0 | - | 4.13 | 67,531 |
| Movies that Start with I | 0 | - | 4.40 | 64,087 |
| Movies that Start with J | 0 | - | 4.18 | 75,161 |
| Movies that Start with L | 0 | - | 4.15 | 59,656 |
| Movies that Start with M | 0 | - | 4.28 | 47,593 |
| Movies that Start with N | 0 | - | 4.01 | 40,685 |
| Movies that Start with P | 0 | - | 4.25 | 53,533 |
| Movies that Start with R | 0 | - | 4.16 | 45,861 |
| Movies that Start with W | 0 | - | 4.07 | 43,747 |
| Movies that Start with T | 0 | - | 4.33 | 48,558 |
| Movies that Start with S | 0 | - | 4.35 | 55,701 |
| Movies that Start with F | 0 | - | 4.13 | 68,018 |
| History by Letter - D | 0 | - | 4.36 | 134,384 |
| History by Letter - F | 0 | - | 4.20 | 111,564 |
| History by Letter - O | 0 | - | 4.31 | 97,202 |
| History by Letter - P | 0 | - | 4.37 | 105,305 |
| History by Letter - Q | 0 | - | 4.35 | 78,604 |
| History by Letter - R | 0 | - | 4.25 | 119,797 |
| History by Letter - U | 0 | - | 4.18 | 98,434 |
| History by Letter - V | 0 | - | 4.29 | 79,036 |
| History by Letter - Y | 0 | - | 4.25 | 85,367 |
| History by Letter - Z | 0 | - | 4.20 | 75,545 |
| The 3rd and 4th Century | 0 | - | 4.58 | 26,647 |
| History Containing the Letter X | 0 | - | 4.47 | 26,546 |
| History Containing the Letter Z | 0 | - | 4.53 | 23,041 |
| Music by Letter - F | 0 | - | 4.47 | 26,347 |
| Music by Letter - A | 0 | - | 4.61 | 30,639 |
| Islands by Shape #2 | 0 | - | 4.87 | 48,927 |
| Hats by Picture | 0 | - | 4.21 | 17,748 |
| Weapons by Picture | 0 | - | 4.11 | 20,466 |
| Cars by Picture | 0 | - | 3.88 | 39,989 |
| Visual Memory Test - Random Cartoons | 0 | - | 4.98 | 98,015 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 59,308 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,491,743 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,070,338 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 717,456 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 151,838 |
| Top Five Exporting Partners by Country | 0 | - | 4.85 | 65,843 |
| Middle East A-Z | 0 | - | 4.46 | 45,090 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 43,576 |
| 20th Century A-Z | 0 | - | 4.52 | 51,733 |
| 19th Century A-Z | 0 | - | 4.74 | 45,370 |
| 18th Century A-Z | 0 | - | 4.57 | 41,431 |
| Shapes and Symbols #1 | 0 | - | 3.80 | 99,172 |
| Shapes and Symbols #2 | 0 | - | 3.99 | 56,599 |
| Number by Picture Quiz | 0 | - | 4.05 | 20,724 |
| Animals by Skeleton Image | 0 | - | 4.81 | 44,258 |
| Flags with Crescents | 0 | - | 4.98 | 161,546 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 98,331 |
| Country Flags with the Union Jack | 0 | - | 4.81 | 65,633 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 81,600 |
| Flag Emblems Scavenger Hunt | 0 | - | 5.00 | 63,881 |
| Flags by Horizontal Stripes #1 | 0 | - | 4.83 | 81,815 |
| Flag Maths | 0 | - | 4.90 | 56,711 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.82 | 49,521 |
| Formula One Teams by Logos | 0 | - | 4.48 | 81,526 |
| Top Arms Exporting Countries | 0 | - | 4.95 | 82,833 |
| Countries with the Least Dense Road Networks | 0 | - | 4.81 | 40,314 |
| Star Wars A-Z | 0 | - | 4.45 | 85,536 |
| Monarchies of the World | 0 | - | 4.93 | 160,610 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.92 | 108,190 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 107,364 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 107,610 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 72,751 |
| Numbers Tile Select Quiz | 0 | - | 4.99 | 71,856 |
| People on Money by Country | 0 | - | 4.83 | 58,752 |
| Literature by Letter - A | 0 | - | 4.23 | 31,176 |
| Literature by Letter - D | 0 | - | 4.30 | 20,036 |
| Literature by Letter - C | 0 | - | 4.32 | 25,919 |
| Literature by Letter - F | 0 | - | 4.25 | 16,730 |
| Literature by Letter - E | 0 | - | 4.03 | 14,623 |
| Literature by Letter - H | 0 | - | 4.23 | 17,687 |
| Literature by Letter - I | 0 | - | 4.23 | 14,844 |
| Literature by Letter - L | 0 | - | 4.32 | 22,805 |
| Literature by Letter - M | 0 | - | 4.16 | 18,234 |
| Literature by Letter - P | 0 | - | 4.16 | 16,397 |
| Literature by Letter - O | 0 | - | 4.30 | 13,213 |
| Literature by Letter - J | 0 | - | 4.23 | 14,480 |
| Literature by Letter - N | 0 | - | 4.24 | 13,983 |
| Literature by Letter - K | 0 | - | 4.13 | 11,962 |
| Literature by Letter - R | 0 | - | 4.06 | 11,605 |
