| Animals by Skeleton Image | 0 | - | 4.81 | 46,876 |
| Animal Emojis | 0 | - | 4.74 | 85,158 |
| Country Chain | 0 | - | 4.96 | 218,294 |
| Capital Cities Chain | 0 | - | 4.84 | 83,276 |
| Animal Idioms Quiz #1 | 0 | - | 4.29 | 43,158 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,717 |
| Fruits by Picture | 0 | - | 4.19 | 808,947 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 111,026 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,842 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,593 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,627 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 151,011 |
| Animal Adjectives | 0 | - | 4.77 | 60,182 |
| Animals by Close-up Image | 0 | - | 4.42 | 218,962 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,974 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,453 |
| Mammals by Picture #1 | 0 | - | 4.70 | 92,375 |
| Bear in the Answers | 0 | - | 4.29 | 62,234 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 337,735 |
| Name that Nut, Seed, or Bean | 0 | - | 4.57 | 57,605 |
| Animals of Australia | 0 | - | 4.52 | 42,464 |
| Word Scramble - Random Animals | 0 | - | 4.38 | 49,431 |
| Fish by Picture #1 | 0 | - | 4.41 | 109,021 |
| Birds by Picture #1 | 0 | - | 4.47 | 42,000 |
| Birds in the Answer | 0 | - | 4.56 | 52,920 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,985 |
| Big Cats | 0 | - | 3.91 | 67,882 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,671 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 53,028 |
| Fruit and Vegetable Emojis | 0 | - | 4.45 | 90,797 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,372 |
| Countries by Milk Production | 0 | - | 4.54 | 44,196 |
| Fast Food Logos Quiz | 0 | - | 4.45 | 249,325 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,330 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,942 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,269 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,366 |
| Animal Sounds | 0 | - | 4.26 | 191,984 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,580 |
| People with Animal Names Quiz #2 | 0 | - | 3.77 | 27,026 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,475 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,811 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,466 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,321 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,528 |
| Dog Knowledge | 0 | - | 4.46 | 34,533 |
| Famous Cats | 0 | - | 4.08 | 18,090 |
| U.S. Chain Restaurant Menu | 0 | - | 4.08 | 139,316 |
| Foods of the World by Description | 0 | - | 4.18 | 46,105 |
| Foods by Picture | 0 | - | 3.81 | 226,502 |
| Citrus Fruits | 0 | - | 3.66 | 42,145 |
| Junk Foods by Picture | 0 | - | 3.69 | 96,631 |
| Countries That Eat the Most Pork | 0 | - | 4.18 | 39,403 |
| Countries that Produce the Most Cheese | 0 | - | 4.77 | 63,463 |
| Mostly-American Candy Logos | 0 | - | 4.14 | 159,807 |
| Vegetables by Picture | 0 | - | 4.36 | 63,728 |
| Most Popular Fast Food Restaurants | 0 | - | 4.23 | 672,144 |
| Top 15 Countries with the Most Starbucks | 0 | - | 4.51 | 81,465 |
| Landforms by Country | 0 | - | 4.52 | 52,012 |
| Word Chain - The Bible | 0 | - | 4.48 | 50,945 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,717 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,665 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,440 |
| Movies with Food in the Title | 0 | - | 4.16 | 233,580 |
| Countries that Eat the Most Meat | 0 | - | 4.23 | 42,484 |
| NBA Basketball Word Chain | 0 | - | 4.20 | 38,203 |
| Word Chain - Australia | 0 | - | 4.38 | 38,232 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,648,880 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 184,040 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,761 |
| National Animals | 0 | - | 4.24 | 90,191 |
| Songs with Animals in the Title #2 | 0 | - | 3.90 | 28,044 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,194 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,484 |
| Animal Group Names | 0 | - | 4.07 | 23,272 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,802 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,492 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,806 |
| Most Popular Dog Breeds in the U.S. | 0 | - | 4.14 | 113,967 |
| Birds A-Z | 0 | - | 4.24 | 36,609 |
| Cities with the Most Michelin Stars | 0 | - | 4.33 | 24,651 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 70,806 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,111,877 |
| Solve the Secret Country #1 | 0 | - | 4.93 | 167,702 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 120,016 |
| Anagram Chain - Countries | 0 | - | 4.98 | 117,406 |
| 7 Deadly Sins | 0 | - | 4.88 | 403,615 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 452,953 |
| Countries with Four Letters | 0 | - | 4.99 | 425,369 |
| Random Symbol to Element | 0 | - | 4.88 | 93,791 |
| Random Capital to Country | 0 | - | 4.99 | 2,599,952 |
| Random Country to Capital | 0 | - | 4.98 | 926,895 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,267 |
| Word Chain - France | 0 | - | 4.38 | 42,915 |
| Name a Valid World City | 0 | - | 4.85 | 71,882 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 65,620 |
| Sayings About Animals #1 | 0 | - | 4.35 | 108,078 |
| Animal Varieties #1 | 0 | - | 4.48 | 93,126 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,146 |
| Animal Varieties #3 | 0 | - | 4.52 | 55,567 |
| Sayings About Animals #4 | 0 | - | 4.21 | 42,224 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,586 |
| Animal Stereotypes | 0 | - | 4.48 | 37,466 |
| Fish by Picture #2 | 0 | - | 4.09 | 18,732 |
| Fictional Birds by Picture | 0 | - | 4.29 | 26,209 |
| 3 and 4 Letter Birds | 0 | - | 4.25 | 23,852 |
| Turkey (The Bird) | 0 | - | 4.15 | 12,430 |
| Horse Vocabulary | 0 | - | 4.23 | 22,790 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,175 |
| Best-Selling Breakfast Cereals | 0 | - | 3.68 | 92,946 |
| Foods by Country of Origin #2 | 0 | - | 3.67 | 59,671 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,488 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,101,742 |
| Islands by Country #1 | 0 | - | 4.90 | 176,226 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,152 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,482 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,334 |
| Countries by Emojis | 0 | - | 4.99 | 241,598 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 201,835 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 184,247 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 56,489 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 218,567 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,482 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 323,415 |
| Name a Valid Country #3 | 0 | - | 4.99 | 265,742 |
| Name a Valid Country #1 | 0 | - | 4.99 | 294,705 |
| Name a Valid Country #2 | 0 | - | 4.98 | 253,839 |
| Name a Valid Country #4 | 0 | - | 4.97 | 258,864 |
| Name a Valid Country #5 | 0 | - | 4.99 | 209,750 |
| Name a Valid Country #6 | 0 | - | 4.95 | 144,510 |
| Name a Valid Country #7 | 0 | - | 4.91 | 131,639 |
| Name a Valid Country #8 | 0 | - | 4.86 | 100,759 |
| Name a Valid Country #10 | 0 | - | 4.93 | 44,091 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 740,264 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,830 |
| Types of Bears | 0 | - | 4.51 | 143,919 |
| Deadly Animals | 0 | - | 4.02 | 110,760 |
| Famous Animals #1 | 0 | - | 4.03 | 239,936 |
| Famous Animals #2 | 0 | - | 4.02 | 57,580 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,404 |
| Animal Facts | 0 | - | 4.15 | 43,031 |
| Largest Land Animals of Asia | 0 | - | 3.64 | 8,338 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,495 |
| Cat Knowledge | 0 | - | 4.48 | 25,869 |
| Bear Knowledge | 0 | - | 4.54 | 35,153 |
| Cow Knowledge | 0 | - | 4.46 | 24,304 |
| Elephant Knowledge | 0 | - | 4.41 | 24,000 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,333 |
| Human Taxonomy | 0 | - | 4.70 | 18,970 |
| Dog in the Answers | 0 | - | 4.16 | 68,834 |
| Famous Dogs | 0 | - | 4.02 | 28,031 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,061 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,850 |
| Books with Food in the Title | 0 | - | 3.93 | 39,748 |
| American Foods | 0 | - | 3.66 | 39,430 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,217 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,388 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,318 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,568 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 324,001 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 103,481 |
| The Eleven Colors | 0 | - | 4.74 | 235,861 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 342,702 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,537 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,630 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,633 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 81,092 |
| The Only Country ... | 0 | - | 4.91 | 81,787 |
| Sea in the Answers | 0 | - | 4.08 | 49,134 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,589 |
| Random Countries by Borders | 0 | - | 4.99 | 82,965 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 141,126 |
| Random Name a Valid Country | 0 | - | 4.99 | 206,437 |
| Word Chain - Russia | 0 | - | 4.33 | 15,789 |
| Word Chain - Italy | 0 | - | 4.07 | 23,212 |
| Word Chain - Germany | 0 | - | 4.31 | 22,675 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,394 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 123,874 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 237,903 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 226,865 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 193,518 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,855 |
| Name a Valid Island Country | 0 | - | 4.97 | 129,195 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,832 |
| Sayings About Animals #2 | 0 | - | 3.96 | 85,877 |
| Sayings About Animals #3 | 0 | - | 3.91 | 77,356 |
| French Animal Words | 0 | - | 4.44 | 134,934 |
| Spanish Animal Words | 0 | - | 4.53 | 95,942 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,608 |
| Words Containing Animals #2 | 0 | - | 4.09 | 34,490 |
| Name that Bug | 0 | - | 4.12 | 45,623 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,109 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,139 |
| Animal Populations of Countries | 0 | - | 4.52 | 44,032 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,803 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,331 |
| Bird in the Answers | 0 | - | 4.11 | 33,927 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,235 |
| Horse Knowledge | 0 | - | 4.46 | 24,116 |
| Snake Knowledge | 0 | - | 4.49 | 18,864 |
