| Animal Varieties #1 | 0 | - | 4.48 | 92,648 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,034 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,255 |
| Animal Stereotypes | 0 | - | 4.48 | 37,016 |
| Animal Ranges - Do They Live There? | 0 | - | 4.70 | 43,943 |
| Animals by Range on a World Map | 0 | - | 4.96 | 25,387 |
| Head to Head - Animals | 0 | - | 4.88 | 69,120 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,548 |
| Deadly Animals | 0 | - | 4.03 | 110,073 |
| Famous Animals #1 | 0 | - | 4.03 | 239,081 |
| Famous Animals #2 | 0 | - | 4.02 | 57,384 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,211 |
| Animal Facts | 0 | - | 4.15 | 42,948 |
| Cat Knowledge | 0 | - | 4.48 | 25,760 |
| Cow Knowledge | 0 | - | 4.46 | 24,209 |
| Elephant Knowledge | 0 | - | 4.41 | 23,928 |
| Human Taxonomy | 0 | - | 4.68 | 18,892 |
| World Bee Day Quiz | 0 | - | 4.47 | 11,450 |
| Types of Bears | 0 | - | 4.51 | 143,227 |
| Bear Knowledge | 0 | - | 4.54 | 35,033 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,072 |
| Animals in World History | 0 | - | 4.74 | 44,358 |
| French Animal Words | 0 | - | 4.44 | 134,101 |
| Spanish Animal Words | 0 | - | 4.53 | 95,558 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,461 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,410 |
| Name that Bug | 0 | - | 4.12 | 45,507 |
| Pack Animals | 0 | - | 4.23 | 10,357 |
| Lion Trivia | 0 | - | 4.19 | 16,389 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,630 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,474 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,340 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,939 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,611 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,197 |
| Animals - Real or Fictional? | 0 | - | 4.57 | 49,217 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 63,851 |
| Bird in the Answers | 0 | - | 4.11 | 33,448 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,139 |
| Horse Knowledge | 0 | - | 4.45 | 23,996 |
| Snake Knowledge | 0 | - | 4.49 | 18,775 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,043 |
| Animals that Start with L | 0 | - | 4.47 | 101,708 |
| Animals that Start with P | 0 | - | 4.45 | 85,953 |
| Animals that Start with S | 0 | - | 4.49 | 87,152 |
| Words that are Animals | 0 | - | 3.88 | 41,439 |
| Extinct Animals | 0 | - | 4.21 | 27,456 |
| Primate Knowledge | 0 | - | 4.17 | 15,282 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,264 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,230 |
| Animals in the News | 0 | - | 4.37 | 26,760 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,423 |
| Animals: No Vowels #2 | 0 | - | 4.53 | 21,889 |
| Largest Types of Birds | 0 | - | 4.19 | 26,935 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,716 |
| Fish Knowledge | 0 | - | 4.38 | 25,570 |
| Megadiverse Countries | 0 | - | 4.96 | 134,571 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,903 |
| Animals by Alternate Etymology | 0 | - | 3.49 | 9,596 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,392 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,183 |
| Old World... or New World? | 0 | - | 4.66 | 21,279 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,347 |
| Animals that Start with A | 0 | - | 4.26 | 111,810 |
| Animals that Start with B | 0 | - | 4.31 | 113,523 |
| Animals that Start with C | 0 | - | 4.23 | 92,656 |
| Animals that Start with D | 0 | - | 4.25 | 86,759 |
| Animals that Start with E | 0 | - | 4.28 | 73,729 |
| Animals that Start with F | 0 | - | 4.28 | 106,884 |
| Animals that Start with G | 0 | - | 4.25 | 79,965 |
| Animals that Start with K | 0 | - | 4.07 | 66,430 |
| Animals that Start with M | 0 | - | 4.23 | 83,842 |
| Animals that Start with R | 0 | - | 4.27 | 87,230 |
| Animals that Start with T | 0 | - | 4.32 | 91,277 |
| Animals that Start with H | 0 | - | 4.31 | 86,143 |
| Animals that Start with O | 0 | - | 4.27 | 88,437 |
| Animals that Start with W | 0 | - | 4.36 | 47,047 |
| Animals by Wikipedia Description | 0 | - | 4.33 | 14,155 |
| Mammals in the Answer | 0 | - | 4.35 | 29,938 |
| Three Letter Animals Quiz | 0 | - | 3.96 | 300,662 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,558 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,807 |
| Animal Decoder | 0 | - | 4.06 | 15,494 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,225 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,672 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,587 |
| Countries with Fjords | 0 | - | 4.93 | 100,524 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,479 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,319 |
| Click Timeline: Countries Independence | 0 | - | 4.92 | 61,754 |
| Click Timeline: Fictional Characters #1 | 0 | - | 4.98 | 82,546 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,316 |
| Terrestrial Biomes - Map Quiz | 0 | - | 4.99 | 17,698 |
| Bodies of Water on the World Map | 0 | - | 5.00 | 51,293 |
| World's Longest Rivers | 0 | - | 4.88 | 121,856 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 162,843 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,597 |
| Animals in the Bible | 0 | - | 4.83 | 36,288 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,858 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,533 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,132 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,195 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,910 |
| Countries With No Rivers | 0 | - | 4.96 | 76,247 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,552 |
| 50 Rivers on a World Map | 0 | - | 4.96 | 37,330 |
| 100 Rivers on a World Map | 0 | - | 4.99 | 99,267 |
| Rivers in History | 0 | - | 4.91 | 33,059 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,868 |
| North Sea Countries | 0 | - | 4.92 | 86,828 |
| Black Sea Countries | 0 | - | 4.87 | 60,466 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,169 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,274 |
| Seas on the World Map | 0 | - | 4.96 | 134,784 |
| Seas of the World | 0 | - | 5.00 | 155,570 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,063 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 78,346 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 59,094 |
| Trace the Coast of the World Map | 0 | - | 4.99 | 55,388 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,029 |
| Animal Adjectives | 0 | - | 4.77 | 59,923 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,213 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,380 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,450 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,080 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,468 |
| Animals that Start with N | 0 | - | 3.73 | 31,567 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,410 |
| Geologic Time Scale | 0 | - | 4.46 | 9,981 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,442 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,793 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,052 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,160 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,743 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,049 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,862 |
| Animal Sounds | 0 | - | 4.26 | 191,426 |
| Animals of Australia | 0 | - | 4.52 | 42,247 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,338 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,310 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,033 |
| Animal Emojis | 0 | - | 4.73 | 83,771 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,318 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,182 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,952 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,032 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,390 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,065 |
| Birds in the Answer | 0 | - | 4.56 | 52,763 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,750 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,774 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,199 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,183 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,532 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,177 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,250 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,309 |
| Famous Rivers | 0 | - | 4.74 | 104,704 |
| City to River #1 | 0 | - | 4.59 | 35,789 |
| Most Populous River Basins | 0 | - | 4.55 | 39,604 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,222 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,119 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,904 |
| Flowers by Picture | 0 | - | 4.46 | 105,144 |
| Asian Countries with NO Wolves | 0 | - | 4.60 | 18,726 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 42,990 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,540 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,169 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,019 |
| Dog Knowledge | 0 | - | 4.46 | 34,276 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,996 |
| Gulfs and Bays on the World Map | 0 | - | 4.61 | 30,126 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,963 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,423 |
| Biggest City by River | 0 | - | 4.41 | 52,756 |
| Rivers by City | 0 | - | 4.38 | 31,674 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,907 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,966 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 411,970 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,526 |
| Trace the Coast of the Americas with a Map | 0 | - | 4.80 | 55,450 |
| Draw the Coast of the Mediterranean on the Map | 0 | - | 4.67 | 38,002 |
| Plants by Picture | 0 | - | 4.24 | 14,389 |
| Trees in the Answer | 0 | - | 4.25 | 45,798 |
| Bear in the Answers | 0 | - | 4.29 | 61,744 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,439 |
| Songs with Animals in the Title #1 | 0 | - | 4.36 | 129,194 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,199 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,509 |
| Cartoon Catchphrases Quiz | 0 | - | 4.20 | 69,688 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,463 |
| Animal Group Names | 0 | - | 4.06 | 23,150 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,726 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,646 |
| Most Popular Dog Breeds | 0 | - | 4.19 | 110,773 |
| Birds A-Z | 0 | - | 4.24 | 36,455 |
| Name the Sea from a Clue | 0 | - | 4.59 | 26,647 |
| Amazon... or Nile? | 0 | - | 4.69 | 39,175 |
| Countries by Coastline Per Capita | 0 | - | 4.59 | 23,164 |
| Trace the Coast and International Borders of the USA | 0 | - | 4.41 | 27,864 |
