| Animals by Skeleton Image | 0 | - | 4.81 | 46,751 |
| Countries with Four Letters | 0 | - | 4.99 | 424,061 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,268 |
| Animal Sounds | 0 | - | 4.26 | 191,907 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,532 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,341 |
| Animal Emojis | 0 | - | 4.74 | 84,962 |
| Birds in the Answer | 0 | - | 4.56 | 52,897 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,836 |
| Country Chain | 0 | - | 4.96 | 217,853 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,448 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,911 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,573 |
| Mammals in the Answer | 0 | - | 4.35 | 29,983 |
| Animal Decoder | 0 | - | 4.06 | 15,567 |
| Bear in the Answers | 0 | - | 4.29 | 62,154 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,830 |
| Animal Adjectives | 0 | - | 4.77 | 60,126 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,759 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,250 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,734 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,850 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,380 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,144 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,236 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,364 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,579 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,476 |
| Name that Bug | 0 | - | 4.12 | 45,603 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,177 |
| Bird in the Answers | 0 | - | 4.11 | 33,852 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,220 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,703 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,951 |
| Animals that Start with L | 0 | - | 4.47 | 102,311 |
| Animals that Start with P | 0 | - | 4.45 | 86,356 |
| Animals that Start with S | 0 | - | 4.49 | 87,560 |
| Super Short Movie Titles | 0 | - | 4.50 | 116,898 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,906 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,228 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 27,011 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,442 |
| Animals: No Vowels #2 | 0 | - | 4.50 | 22,544 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,679 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,344 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,228 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,402 |
| Three Letter Body Parts | 0 | - | 4.40 | 205,790 |
| Three Letter Acronyms #1 | 0 | - | 4.14 | 67,701 |
| Four-Letter Acronyms | 0 | - | 4.32 | 113,804 |
| Three-Letter Acronyms #2 | 0 | - | 4.23 | 46,493 |
| One-Syllable Human Body Parts | 0 | - | 4.29 | 88,407 |
| Four Letter African Geography | 0 | - | 4.67 | 19,581 |
| Four Letter European Geography #1 | 0 | - | 4.41 | 28,366 |
| Four Letter European Geography #2 | 0 | - | 4.54 | 20,600 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,109 |
| Words that are Animals | 0 | - | 3.85 | 41,493 |
| Extinct Animals | 0 | - | 4.16 | 27,544 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,335 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,283 |
| Animals in the News | 0 | - | 4.37 | 26,815 |
| Dog Knowledge | 0 | - | 4.46 | 34,496 |
| Largest Types of Birds | 0 | - | 4.19 | 27,001 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,766 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,618 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 276,483 |
| Landforms by Country | 0 | - | 4.52 | 51,995 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,702 |
| Megadiverse Countries | 0 | - | 4.96 | 135,112 |
| Animal Idioms Quiz #1 | 0 | - | 4.29 | 43,115 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,666 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,675 |
| Animals A-Z #1 | 0 | - | 4.40 | 93,812 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,461 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,687 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,893 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,054 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,364 |
| Animal Group Names | 0 | - | 4.07 | 23,247 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,293 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,785 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,382 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,768 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,623 |
| Animals that Start with A | 0 | - | 4.26 | 112,310 |
| Animals that Start with B | 0 | - | 4.31 | 114,011 |
| Animals that Start with C | 0 | - | 4.21 | 93,415 |
| Animals that Start with D | 0 | - | 4.25 | 87,167 |
| Animals that Start with E | 0 | - | 4.28 | 74,089 |
| Animals that Start with F | 0 | - | 4.28 | 107,325 |
| Animals that Start with G | 0 | - | 4.25 | 80,308 |
| Animals that Start with K | 0 | - | 4.07 | 66,672 |
| Animals that Start with M | 0 | - | 4.23 | 84,206 |
| Animals that Start with R | 0 | - | 4.28 | 87,575 |
| Animals that Start with T | 0 | - | 4.32 | 91,998 |
| Animals that Start with H | 0 | - | 4.31 | 86,491 |
| Animals that Start with O | 0 | - | 4.27 | 88,745 |
| Animals that Start with W | 0 | - | 4.36 | 47,299 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,300 |
| Italian Name Translation | 0 | - | 4.83 | 47,505 |
| Five Letter Movie Titles | 0 | - | 4.27 | 73,974 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 111,206 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 166,915 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 119,382 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,056 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 109,048 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 237,609 |
| Three-Letter Acronyms #3 | 0 | - | 4.15 | 30,025 |
| One-Syllable Countries Quiz | 0 | - | 4.36 | 123,075 |
| One Syllable Team Names | 0 | - | 4.18 | 14,261 |
| 5-Letter Literature Chain | 0 | - | 4.29 | 54,910 |
| 4-Letter Literature Chain | 0 | - | 4.39 | 42,464 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 170,413 |
| Random Symbol to Element | 0 | - | 4.88 | 93,517 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,178 |
| Name a Valid World City | 0 | - | 4.83 | 71,628 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,174 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,639,480 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,949 |
| Countries with Fjords | 0 | - | 4.94 | 101,139 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,925 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,541 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,683 |
| Animal Varieties #1 | 0 | - | 4.48 | 93,043 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,124 |
| Animal Varieties #3 | 0 | - | 4.52 | 55,503 |
| Animal Stereotypes | 0 | - | 4.48 | 37,389 |
| Most Popular Dog Breeds in the U.S. | 0 | - | 4.14 | 113,681 |
| Birds A-Z | 0 | - | 4.24 | 36,582 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,108,062 |
| 7 Deadly Sins | 0 | - | 4.88 | 402,172 |
| Disney Animated Characters | 0 | - | 4.88 | 602,228 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,627 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 452,145 |
| Eight Most Popular Berries | 0 | - | 4.43 | 99,678 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.45 | 68,095 |
| Sayings About Animals #1 | 0 | - | 4.35 | 108,010 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,180 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,465 |
| Fish by Picture #2 | 0 | - | 4.09 | 18,635 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,422 |
| Animals that Start with N | 0 | - | 3.73 | 31,787 |
| Horse Vocabulary | 0 | - | 4.23 | 22,774 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,457 |
| Random Geographic Groups of Seven | 0 | - | 4.91 | 46,465 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,100,197 |
| Fruits: No Vowels | 0 | - | 4.81 | 100,121 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 305,892 |
| Islands by Country #1 | 0 | - | 4.90 | 175,720 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,878 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,243 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,976 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 115,050 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,393 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 183,759 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 217,865 |
| Cold War Decoder | 0 | - | 4.83 | 52,493 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,615 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,236 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 322,356 |
| Name a Valid Country #3 | 0 | - | 4.99 | 264,065 |
| Name a Valid Country #1 | 0 | - | 4.99 | 292,152 |
| Name a Valid Country #2 | 0 | - | 4.98 | 251,951 |
| Name a Valid Country #4 | 0 | - | 4.97 | 257,080 |
| Name a Valid Country #5 | 0 | - | 4.99 | 208,065 |
| Name a Valid Country #6 | 0 | - | 4.94 | 130,258 |
| Name a Valid Country #7 | 0 | - | 4.91 | 130,014 |
| Name a Valid Country #8 | 0 | - | 4.86 | 99,362 |
| Random Name a Valid Bordering Country | 0 | - | 4.99 | 76,002 |
| Name a Valid Country #10 | 0 | - | 4.93 | 43,419 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 734,368 |
| Big Cats | 0 | - | 3.91 | 67,863 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,818 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,772 |
| Types of Bears | 0 | - | 4.51 | 143,852 |
| Deadly Animals | 0 | - | 4.02 | 110,706 |
| Famous Animals #1 | 0 | - | 4.03 | 239,841 |
| Famous Animals #2 | 0 | - | 4.02 | 57,553 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,373 |
| Animal Facts | 0 | - | 4.15 | 43,017 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,321 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,372 |
| Cat Knowledge | 0 | - | 4.48 | 25,847 |
| Bear Knowledge | 0 | - | 4.54 | 35,129 |
| Cow Knowledge | 0 | - | 4.46 | 24,289 |
| Elephant Knowledge | 0 | - | 4.41 | 23,986 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,285 |
| Human Taxonomy | 0 | - | 4.69 | 18,954 |
| Famous Dogs | 0 | - | 4.02 | 28,021 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,755 |
| Country Quiz on a Map - USA | 0 | - | 4.98 | 58,204 |
| Two Letter Answers #2 | 0 | - | 4.43 | 86,604 |
| One Letter Answers #1 | 0 | - | 4.47 | 77,597 |
| People With Place Names | 0 | - | 4.01 | 39,762 |
| Guess a Top 5 Last Name by Country | 0 | - | 4.61 | 46,104 |
| "Son" Last Names | 0 | - | 4.47 | 42,560 |
| Shared First Names #2 | 0 | - | 4.53 | 45,712 |
| People with J Initials | 0 | - | 4.51 | 55,529 |
| History Analogies #1 | 0 | - | 4.53 | 90,114 |
| History Analogies #2 | 0 | - | 4.49 | 77,351 |
