| Dog Breed Picture Quiz | 0 | - | 4.34 | 206,192 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,515 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,820 |
| Strongest Nation Brands | 0 | - | 4.50 | 37,609 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,959 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,833 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,182 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,268 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,198 |
| Brand-Name Animals | 0 | - | 4.16 | 74,510 |
| Countries with the Highest Carbon Dioxide Emissions | 0 | - | 4.97 | 109,720 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,662 |
| Countries with the Most Forest | 0 | - | 4.87 | 147,567 |
| Countries with Glaciers | 0 | - | 4.97 | 105,432 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,915 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,766 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,909 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,089 |
| Animal Varieties #3 | 0 | - | 4.54 | 55,405 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,086 |
| Animal Stereotypes | 0 | - | 4.48 | 37,256 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,514 |
| Names of Generations | 0 | - | 4.09 | 44,942 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,968 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,423,530 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 130,729 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,918 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,541 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,318 |
| 20 Random Country Flags | 0 | - | 4.99 | 612,688 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,413 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,125 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,032 |
| Name a Valid African Country | 0 | - | 4.98 | 154,112 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,743 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,490 |
| French Animal Words | 0 | - | 4.44 | 134,470 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,683 |
| Types of Bears | 0 | - | 4.51 | 143,752 |
| Spanish Animal Words | 0 | - | 4.53 | 95,739 |
| Deadly Animals | 0 | - | 4.03 | 110,604 |
| Famous Animals #1 | 0 | - | 4.03 | 239,683 |
| Famous Animals #2 | 0 | - | 4.02 | 57,510 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,322 |
| Animal Adjectives | 0 | - | 4.77 | 60,024 |
| Animal Facts | 0 | - | 4.15 | 42,984 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,981 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,887 |
| Cat Knowledge | 0 | - | 4.48 | 25,803 |
| Bear Knowledge | 0 | - | 4.54 | 35,090 |
| Cow Knowledge | 0 | - | 4.46 | 24,262 |
| Elephant Knowledge | 0 | - | 4.41 | 23,963 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,691 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,193 |
| Human Taxonomy | 0 | - | 4.68 | 18,915 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,108 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,900 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,654 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,242 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,844 |
| Top 15 Countries with the Most Cows | 0 | - | 4.74 | 106,980 |
| Countries with the Most HIV | 0 | - | 4.46 | 44,452 |
| Countries with the Most Malaria Deaths | 0 | - | 4.45 | 45,302 |
| Countries that Desalinate the Most Water | 0 | - | 4.77 | 41,674 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 489,556 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 712,890 |
| Countries that Produce the Most Wine | 0 | - | 4.87 | 191,707 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 506,684 |
| #1 Hits of the 1980s | 0 | - | 4.87 | 148,622 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,778 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 41,583 |
| Which City in Europe? | 0 | - | 4.83 | 107,410 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,834 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,003 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,725 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,719,543 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,991 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,080 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,609 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,485 |
| Countries that Beat China | 0 | - | 4.85 | 115,871 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,827 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,871 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,958 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,954 |
| Countries that Beat Canada | 0 | - | 4.91 | 97,686 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,470 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,504 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,824 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,143 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,065 |
| Animal Sounds | 0 | - | 4.26 | 191,713 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,422 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 43,064 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,617 |
| Words that are Animals | 0 | - | 3.88 | 41,465 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,523 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,447 |
| Extinct Animals | 0 | - | 4.16 | 27,508 |
| Name that Bug | 0 | - | 4.12 | 45,564 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,588 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,631 |
| Animals of Australia | 0 | - | 4.52 | 42,328 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,381 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,449 |
| Pack Animals | 0 | - | 4.18 | 10,384 |
| Lion Trivia | 0 | - | 4.19 | 16,410 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,330 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,384 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,666 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,509 |
| Primate Knowledge | 0 | - | 4.17 | 15,310 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,387 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,970 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,301 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,187 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,259 |
| Animals in the News | 0 | - | 4.37 | 26,796 |
| Animal Emojis | 0 | - | 4.74 | 84,606 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,324 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,466 |
| Animals: No Vowels #2 | 0 | - | 4.49 | 22,260 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,552 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,474 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,137 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,143 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,665 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,408 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,256 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,220 |
| Dog Knowledge | 0 | - | 4.46 | 34,382 |
| U.S. State Birds | 0 | - | 4.31 | 21,416 |
| Birds in the Answer | 0 | - | 4.56 | 52,843 |
| Bird in the Answers | 0 | - | 4.11 | 33,698 |
| Largest Types of Birds | 0 | - | 4.19 | 26,974 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,877 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,737 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,186 |
| Fish Knowledge | 0 | - | 4.38 | 25,649 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,506 |
| Top Countries for Shark Attacks | 0 | - | 4.47 | 45,830 |
| Animals that Start with A | 0 | - | 4.26 | 112,110 |
| Animals that Start with B | 0 | - | 4.31 | 113,802 |
| Animals that Start with C | 0 | - | 4.21 | 93,249 |
| Animals that Start with D | 0 | - | 4.25 | 86,986 |
| Animals that Start with E | 0 | - | 4.28 | 73,936 |
| Animals that Start with F | 0 | - | 4.28 | 107,134 |
| Animals that Start with G | 0 | - | 4.25 | 80,158 |
| Animals that Start with K | 0 | - | 4.07 | 66,566 |
| Animals that Start with L | 0 | - | 4.47 | 102,033 |
| Animals that Start with M | 0 | - | 4.23 | 84,028 |
| Animals that Start with P | 0 | - | 4.45 | 86,153 |
| Animals that Start with R | 0 | - | 4.27 | 87,405 |
| Animals that Start with S | 0 | - | 4.49 | 87,364 |
| Animals that Start with T | 0 | - | 4.32 | 91,482 |
| Animals that Start with H | 0 | - | 4.31 | 86,352 |
| Animals that Start with O | 0 | - | 4.27 | 88,599 |
| Animals that Start with W | 0 | - | 4.36 | 47,171 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,038 |
| Horse Knowledge | 0 | - | 4.46 | 24,057 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,586 |
| Snake Knowledge | 0 | - | 4.49 | 18,816 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,309 |
| Elements Named for Countries | 0 | - | 4.53 | 24,715 |
| Signs of the Zodiac Quiz | 0 | - | 4.45 | 225,852 |
| Name the Constellations | 0 | - | 4.58 | 44,992 |
| Countries by Carbon Dioxide Emissions per Capita | 0 | - | 4.03 | 49,154 |
| Countries with the Most Mangroves | 0 | - | 4.53 | 34,631 |
| Worst Plastic Polluting Countries | 0 | - | 4.51 | 66,546 |
| Least-Forested Countries | 0 | - | 4.53 | 65,212 |
| Most Forested European Countries | 0 | - | 4.80 | 75,343 |
| Least Forested Countries in Asia | 0 | - | 4.75 | 64,721 |
| Countries with the Highest Percentage of Forest | 0 | - | 4.62 | 37,824 |
| Tropical Rainforest Countries | 0 | - | 4.69 | 82,092 |
| Countries with Tropical Rainforest and Glaciers | 0 | - | 4.51 | 55,653 |
| Northernmost Countries Without Glaciers | 0 | - | 4.62 | 36,149 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,650 |
| Brand Logos Quiz #2 | 0 | - | 4.70 | 1,690,335 |
| Brand Logos Quiz #4 | 0 | - | 4.45 | 1,012,913 |
| Countries by Alcohol Consumption | 0 | - | 4.43 | 205,422 |
| Top 10 Countries in Beer Production per Capita | 0 | - | 4.67 | 64,892 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,589 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,530 |
| NFL Football Last Names | 0 | - | 4.43 | 171,557 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,048 |
| Bible Quotes Quiz #1 | 0 | - | 4.42 | 61,902 |
| Bible Quotes Quiz #3 | 0 | - | 4.47 | 43,553 |
| Movie Quote to Actor #1 | 0 | - | 4.38 | 34,653 |
| Comedy Movie Taglines | 0 | - | 4.45 | 28,494 |
| Fifty US States in One Minute | 0 | - | 4.61 | 3,539,841 |
| Political Movements by Country | 0 | - | 4.46 | 72,535 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,620 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,265 |
| Which City in Canada? | 0 | - | 4.83 | 57,082 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,194 |
| Random European City to Country | 0 | - | 4.69 | 117,692 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,051 |
| Random Asian City to Country | 0 | - | 4.56 | 44,540 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,224 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,066 |
