| Southernmost Countries A-Z | 0 | - | 4.94 | 152,986 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 194,412 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,675 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 191,289 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,859 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,684 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 72,400 |
| Video Games A-Z | 0 | - | 4.08 | 38,820 |
| Name an Official Language A-Z | 0 | - | 4.91 | 175,270 |
| Religion A-Z #2 | 0 | - | 4.41 | 36,909 |
| A to Z: Musical Terms | 0 | - | 4.43 | 41,191 |
| Geography A-Z #2 | 0 | - | 4.46 | 52,775 |
| Geography A-Z #5 | 0 | - | 4.47 | 37,251 |
| Geography A-Z #1 | 0 | - | 4.56 | 69,439 |
| Geography by Letter - T | 0 | - | 4.84 | 152,993 |
| Disney A-Z | 0 | - | 4.37 | 86,794 |
| Companies A-Z | 0 | - | 4.30 | 42,647 |
| Religion A-Z #1 | 0 | - | 4.32 | 61,545 |
| World Cities A-Z by Clue #1 | 0 | - | 4.50 | 67,243 |
| Islands A-Z | 0 | - | 4.46 | 117,101 |
| Human Body A-Z | 0 | - | 4.51 | 128,850 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,110 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,008 |
| Geography A-Z #3 | 0 | - | 4.22 | 39,143 |
| Africa A-Z | 0 | - | 4.57 | 46,489 |
| People in History A-Z #1 | 0 | - | 4.61 | 98,803 |
| People in History A-Z #2 | 0 | - | 4.47 | 54,937 |
| People in History A-Z #3 | 0 | - | 4.44 | 46,053 |
| Geography by Letter on the World Map - A-Z | 0 | - | 4.89 | 81,610 |
| Geography by Letter on the World Map - A | 0 | - | 4.81 | 107,297 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,230 |
| 20th Century A-Z | 0 | - | 4.50 | 53,279 |
| 19th Century A-Z | 0 | - | 4.77 | 46,830 |
| 18th Century A-Z | 0 | - | 4.54 | 42,715 |
| Double Letters A-Z | 0 | - | 4.51 | 27,110 |
| World Cities A-Z by Clue #2 | 0 | - | 4.40 | 58,514 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,162 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 235,662 |
| People in History A-Z #5 | 0 | - | 4.09 | 31,862 |
| A to Z: Musical Terms #2 | 0 | - | 4.05 | 10,984 |
| Geography A-Z #4 | 0 | - | 4.36 | 25,821 |
| Canada A-Z | 0 | - | 4.73 | 32,716 |
| NATO Military Alphabet | 0 | - | 4.98 | 556,479 |
| 12 x 12 Multiplication Table in 2 Minutes | 0 | - | 4.81 | 799,491 |
| Geography by Letter - A | 0 | - | 4.74 | 210,856 |
| Geography by Letter - B | 0 | - | 4.56 | 183,810 |
| Geography by Letter - H | 0 | - | 4.69 | 149,670 |
| Geography by Letter - C | 0 | - | 4.47 | 158,022 |
| Geography by Letter - D | 0 | - | 4.50 | 149,917 |
| Geography by Letter - E | 0 | - | 4.42 | 147,036 |
| Geography by Letter - I | 0 | - | 4.42 | 121,525 |
| Geography by Letter - K | 0 | - | 4.53 | 117,650 |
| Geography by Letter - L | 0 | - | 4.43 | 147,998 |
| Geography by Letter - M | 0 | - | 4.49 | 118,170 |
| Geography by Letter - N | 0 | - | 4.51 | 126,601 |
| Geography by Letter - P | 0 | - | 4.47 | 175,518 |
| Geography by Letter - R | 0 | - | 4.44 | 130,787 |
| Geography by Letter - S #1 | 0 | - | 4.74 | 140,008 |
| Geography by Letter - U | 0 | - | 4.53 | 142,491 |
| Asian Geography By Letter - K | 0 | - | 4.74 | 58,042 |
| 16th Century A-Z | 0 | - | 4.58 | 24,441 |
| 15th Century A-Z | 0 | - | 4.49 | 23,434 |
| 14th Century A-Z | 0 | - | 4.41 | 23,865 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,035 |
| Movies that Start with G | 0 | - | 4.49 | 68,382 |
| Movies that Start with I | 0 | - | 4.41 | 65,035 |
| History by Letter - A | 0 | - | 4.51 | 152,450 |
| History by Letter - B | 0 | - | 4.45 | 171,643 |
| History by Letter - C | 0 | - | 4.70 | 170,774 |
| History by Letter - E | 0 | - | 4.51 | 140,166 |
| History by Letter - G | 0 | - | 4.46 | 121,716 |
| History by Letter - H | 0 | - | 4.45 | 136,165 |
| History by Letter - J | 0 | - | 4.51 | 153,575 |
| History by Letter - N | 0 | - | 4.45 | 103,608 |
| History by Letter - S | 0 | - | 4.47 | 93,863 |
| History by Letter - W | 0 | - | 4.45 | 108,986 |
| History by Letter - M | 0 | - | 4.54 | 119,348 |
| History by Letter - K | 0 | - | 4.50 | 101,037 |
| History by Letter - L | 0 | - | 4.50 | 111,745 |
| History by Letter - I | 0 | - | 4.46 | 103,897 |
| Brand Logos That Start with A | 0 | - | 4.51 | 69,718 |
| Brand Logos That Start With M | 0 | - | 4.45 | 62,181 |
| Countries by Military Spending | 0 | - | 4.93 | 176,923 |
| Classic Novels by Plot #2 | 0 | - | 4.87 | 37,711 |
| 12x12 Multiplication - The Whopper | 0 | - | 4.92 | 120,072 |
| American Football A-Z | 0 | - | 4.26 | 14,488 |
| MLB Baseball A-Z #2 | 0 | - | 4.11 | 17,047 |
| People in History A-Z #4 | 0 | - | 4.10 | 22,969 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,309,744 |
| Animals that Start with L | 0 | - | 4.47 | 101,672 |
| Animals that Start with P | 0 | - | 4.45 | 85,924 |
| Animals that Start with S | 0 | - | 4.49 | 87,109 |
| Geography by Letter on the World Map - B | 0 | - | 4.52 | 89,924 |
| Geography by Letter on the World Map - C | 0 | - | 4.78 | 116,963 |
| Military History A-Z | 0 | - | 4.20 | 21,091 |
| Literature by Letter - A | 0 | - | 4.23 | 31,823 |
| Literature by Letter - Q, X, Y, and Z | 0 | - | 4.42 | 15,098 |
| Geography by Letter - G | 0 | - | 4.35 | 125,799 |
| Geography by Letter - F | 0 | - | 4.27 | 137,381 |
| Geography by Letter - J | 0 | - | 4.34 | 122,465 |
| Geography by Letter - O | 0 | - | 4.37 | 129,311 |
| Geography by Letter - V | 0 | - | 4.39 | 121,273 |
| Geography by Letter - W | 0 | - | 4.39 | 114,476 |
| Geography by Letter - Y | 0 | - | 4.39 | 110,955 |
| Geography by Letter - Z | 0 | - | 4.11 | 81,292 |
| Geography by Letter - Q | 0 | - | 4.38 | 69,127 |
| Same Start and End Letter - Geography #1 | 0 | - | 4.18 | 35,168 |
| Movies that Start with A | 0 | - | 4.13 | 61,754 |
| Movies that Start with C | 0 | - | 4.30 | 61,696 |
| Movies that Start with B | 0 | - | 4.36 | 85,055 |
| Movies that Start with D | 0 | - | 4.34 | 68,327 |
| Movies that Start with E | 0 | - | 4.13 | 68,260 |
| Movies that Start with J | 0 | - | 4.18 | 76,026 |
| Movies that Start with L | 0 | - | 4.16 | 60,305 |
| Movies that Start with M | 0 | - | 4.28 | 48,143 |
| Movies that Start with N | 0 | - | 4.02 | 41,183 |
| Movies that Start with P | 0 | - | 4.25 | 54,076 |
| Movies that Start with R | 0 | - | 4.17 | 46,546 |
| Movies that Start with W | 0 | - | 4.07 | 44,195 |
| Movies that Start with T | 0 | - | 4.34 | 49,207 |
| Movies that Start with S | 0 | - | 4.35 | 56,365 |
| Movies that Start with F | 0 | - | 4.13 | 68,745 |
| History by Letter - D | 0 | - | 4.39 | 137,164 |
| History by Letter - F | 0 | - | 4.18 | 113,908 |
| History by Letter - O | 0 | - | 4.32 | 99,235 |
| History by Letter - P | 0 | - | 4.39 | 107,536 |
| History by Letter - Q | 0 | - | 4.34 | 80,124 |
| History by Letter - R | 0 | - | 4.26 | 121,873 |
| History by Letter - T | 0 | - | 4.39 | 105,028 |
| History by Letter - U | 0 | - | 4.19 | 100,550 |
| History by Letter - V | 0 | - | 4.27 | 80,539 |
| History by Letter - Y | 0 | - | 4.27 | 87,076 |
| History by Letter - Z | 0 | - | 4.18 | 76,862 |
| The 3rd and 4th Century | 0 | - | 4.60 | 27,174 |
| Music by Letter - F | 0 | - | 4.48 | 26,914 |
| Music by Letter - A | 0 | - | 4.61 | 31,278 |
| Brand Logos That Start With B | 0 | - | 4.38 | 59,566 |
| Brand Logos That Start With D | 0 | - | 4.37 | 61,070 |
| Brand Logos That Start With C | 0 | - | 4.17 | 49,283 |
| Brand Logos That Start With L | 0 | - | 4.39 | 60,604 |
| Brand Logos That Start With S | 0 | - | 4.37 | 57,103 |
| Best-Selling Video Game Consoles | 0 | - | 4.81 | 271,737 |
| Minecraft Mobs | 0 | - | 4.89 | 202,209 |
| Most Common English Verbs - Extreme | 0 | - | 4.96 | 156,354 |
| Top Five Exporting Partners by Country | 0 | - | 4.87 | 66,971 |
| Middle East A-Z | 0 | - | 4.47 | 45,907 |
| Top Arms Exporting Countries | 0 | - | 4.96 | 88,541 |
| Star Wars A-Z | 0 | - | 4.46 | 87,610 |
| Monarchies of the World | 0 | - | 4.94 | 167,332 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 112,051 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 111,267 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,787 |
| Largest Countries Without Deserts | 0 | - | 4.89 | 74,824 |
| Literature by Letter - D | 0 | - | 4.30 | 20,504 |
| Literature by Letter - C | 0 | - | 4.34 | 26,446 |
| Literature by Letter - F | 0 | - | 4.26 | 17,124 |
| Literature by Letter - E | 0 | - | 4.03 | 15,010 |
| Literature by Letter - H | 0 | - | 4.23 | 18,045 |
| Literature by Letter - I | 0 | - | 4.25 | 15,186 |
| Literature by Letter - L | 0 | - | 4.32 | 23,186 |
| Literature by Letter - M | 0 | - | 4.18 | 18,584 |
| Literature by Letter - P | 0 | - | 4.18 | 16,703 |
| Literature by Letter - O | 0 | - | 4.30 | 13,495 |
| Literature by Letter - J | 0 | - | 4.23 | 14,790 |
| Literature by Letter - N | 0 | - | 4.24 | 14,270 |
| Literature by Letter - K | 0 | - | 4.13 | 12,261 |
| Literature by Letter - R | 0 | - | 4.06 | 11,851 |
| Literature by Letter - T | 0 | - | 4.37 | 18,527 |
| Literature by Letter - U | 0 | - | 4.20 | 13,069 |
| Literature by Letter - V | 0 | - | 4.06 | 11,706 |
| Literature by Letter - W | 0 | - | 4.15 | 13,459 |
| Astronomy Quiz | 0 | - | 4.90 | 82,082 |
| Google What's the Difference? - Animals | 0 | - | 4.93 | 92,586 |
| Countries with the Longest High Speed Rail Networks | 0 | - | 4.91 | 65,359 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,008 |
| Musical Acts by Letter - J | 0 | - | 4.17 | 77,302 |
| Musical Acts by Letter - M | 0 | - | 4.14 | 93,123 |
| Musical Acts by Letter - N | 0 | - | 4.17 | 68,193 |
| Musical Acts by Letter - P | 0 | - | 4.24 | 65,260 |
| Musical Acts by Letter - R | 0 | - | 4.33 | 83,109 |
| Musical Acts by Letter - T | 0 | - | 4.15 | 67,734 |
| Musical Acts by Letter - A | 0 | - | 4.29 | 82,504 |
| Musical Acts by Letter - B | 0 | - | 4.32 | 73,101 |
| Musical Acts by Letter - C | 0 | - | 4.33 | 60,068 |
| Musical Acts by Letter - D | 0 | - | 4.13 | 52,985 |
| Musical Acts by Letter - E | 0 | - | 4.36 | 61,519 |
| Animals that Start with A | 0 | - | 4.26 | 111,774 |
| Animals that Start with B | 0 | - | 4.31 | 113,476 |
| Animals that Start with C | 0 | - | 4.23 | 92,621 |
| Animals that Start with D | 0 | - | 4.25 | 86,730 |
| Animals that Start with E | 0 | - | 4.28 | 73,693 |
| Animals that Start with F | 0 | - | 4.28 | 106,835 |
| Animals that Start with G | 0 | - | 4.25 | 79,931 |
| Animals that Start with K | 0 | - | 4.07 | 66,404 |
| Animals that Start with M | 0 | - | 4.23 | 83,809 |
| Animals that Start with R | 0 | - | 4.27 | 87,198 |
| Animals that Start with T | 0 | - | 4.32 | 91,246 |
| Animals that Start with H | 0 | - | 4.31 | 86,107 |
| Animals that Start with O | 0 | - | 4.27 | 88,414 |
| Animals that Start with W | 0 | - | 4.36 | 47,015 |