| Horse Knowledge | 0 | - | 4.45 | 23,948 |
| Animal Varieties Quiz #1 | 0 | - | 4.48 | 92,425 |
| A Whale of a Quiz | 0 | - | 4.41 | 35,968 |
| Animal Varieties #3 | 0 | - | 4.53 | 55,102 |
| Animal Stereotypes | 0 | - | 4.48 | 36,800 |
| Head to Head - Animals | 0 | - | 4.88 | 68,783 |
| Australia True or False | 0 | - | 4.87 | 56,527 |
| Types of Bears | 0 | - | 4.51 | 143,115 |
| Bear Knowledge | 0 | - | 4.54 | 34,991 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 55,986 |
| Animals in World History | 0 | - | 4.74 | 44,232 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 54,875 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,213 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,417 |
| Deadly Animals | 0 | - | 4.03 | 109,910 |
| Famous Animals #1 | 0 | - | 4.03 | 238,845 |
| Famous Animals #2 | 0 | - | 4.02 | 57,328 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,153 |
| Animal Facts | 0 | - | 4.15 | 42,910 |
| Cat Knowledge | 0 | - | 4.49 | 25,722 |
| Cow Knowledge | 0 | - | 4.46 | 24,170 |
| Elephant Knowledge | 0 | - | 4.41 | 23,905 |
| Human Taxonomy | 0 | - | 4.68 | 18,851 |
| Iceland True or False? | 0 | - | 4.93 | 36,983 |
| French Animal Words | 0 | - | 4.44 | 133,714 |
| Spanish Animal Words | 0 | - | 4.53 | 95,385 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,524 |
| Animals: No Vowels #1 | 0 | - | 4.57 | 63,608 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,395 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,358 |
| Name that Bug | 0 | - | 4.12 | 45,457 |
| Animals - Taxonomy to Common Name | 0 | - | 4.79 | 28,107 |
| Bird in the Answers | 0 | - | 4.10 | 33,295 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,110 |
| Snake Knowledge | 0 | - | 4.49 | 18,730 |
| Animals A-Z #1 | 0 | - | 4.41 | 92,833 |
| Pack Animals | 0 | - | 4.23 | 10,334 |
| Lion Trivia | 0 | - | 4.19 | 16,371 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,602 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,453 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,304 |
| Insect Knowledge #2 | 0 | - | 4.21 | 8,912 |
| Animals that Start with L | 0 | - | 4.47 | 101,325 |
| Animals that Start with P | 0 | - | 4.45 | 85,706 |
| Animals that Start with S | 0 | - | 4.49 | 86,897 |
| Words that are Animals | 0 | - | 3.88 | 41,414 |
| Extinct Animals | 0 | - | 4.18 | 27,409 |
| Primate Knowledge | 0 | - | 4.17 | 15,265 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,232 |
| Earliest Domestication of Animals | 0 | - | 4.33 | 28,211 |
| Animals in the News | 0 | - | 4.37 | 26,720 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,392 |
| Animals: No Vowels #2 | 0 | - | 4.57 | 21,521 |
| Largest Types of Birds | 0 | - | 4.19 | 26,898 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,689 |
| Fish Knowledge | 0 | - | 4.38 | 25,500 |
| Megadiverse Countries | 0 | - | 4.97 | 133,928 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,541 |
| Japan True or False? | 0 | - | 4.78 | 56,771 |
| Germany True or False? | 0 | - | 4.61 | 48,542 |
| The UK for Americans - True or False | 0 | - | 4.44 | 58,411 |
| Italy True or False? | 0 | - | 4.42 | 47,226 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,349 |
| Animals A-Z #2 | 0 | - | 4.11 | 66,058 |
| Animals that Start with A | 0 | - | 4.26 | 111,393 |
| Animals that Start with B | 0 | - | 4.31 | 113,218 |
| Animals that Start with C | 0 | - | 4.23 | 92,379 |
| Animals that Start with D | 0 | - | 4.25 | 86,526 |
| Animals that Start with E | 0 | - | 4.28 | 73,502 |
| Animals that Start with F | 0 | - | 4.28 | 106,632 |
| Animals that Start with G | 0 | - | 4.25 | 79,757 |
| Animals that Start with K | 0 | - | 4.06 | 66,258 |
| Animals that Start with M | 0 | - | 4.23 | 83,623 |
| Animals that Start with R | 0 | - | 4.27 | 87,031 |
| Animals that Start with T | 0 | - | 4.32 | 90,703 |
| Animals that Start with H | 0 | - | 4.31 | 85,943 |
| Animals that Start with O | 0 | - | 4.27 | 88,264 |
| Animals that Start with W | 0 | - | 4.35 | 46,892 |
| Sweden True or False? | 0 | - | 4.56 | 40,081 |
| Has Anyone Ever Done It - U.S. Sports | 0 | - | 4.43 | 16,266 |
| Mammals in the Answer | 0 | - | 4.35 | 29,918 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 300,360 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,526 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,770 |
| Animal Decoder | 0 | - | 4.06 | 15,465 |
| Largest Land Animals of the Americas | 0 | - | 4.38 | 20,202 |
| Animals by Alternate Etymology | 0 | - | 3.49 | 9,587 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,615 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,387 |
| Countries with Fjords | 0 | - | 4.93 | 100,233 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,286 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,197 |
| Astronomy True or False | 0 | - | 4.38 | 36,278 |
| Afghanistan True or False? | 0 | - | 4.54 | 25,269 |
| Greece True or False? | 0 | - | 4.44 | 29,007 |
| Spain True or False? | 0 | - | 4.58 | 30,512 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,295 |
| World's Longest Rivers | 0 | - | 4.88 | 121,117 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 161,903 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,056 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,158 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,834 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,513 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,460 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,883 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,635 |
| Countries With No Rivers | 0 | - | 4.96 | 76,051 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,272 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,748 |
| North Sea Countries | 0 | - | 4.92 | 86,619 |
| Black Sea Countries | 0 | - | 4.87 | 60,347 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,027 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,125 |
| Seas on the World Map | 0 | - | 4.96 | 133,870 |
| Seas of the World | 0 | - | 5.00 | 154,457 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 411,275 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,964 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 78,013 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 58,893 |
| China True or False? | 0 | - | 4.34 | 29,196 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,080 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 149,675 |
| Animal Adjectives | 0 | - | 4.77 | 59,841 |
| Animals by Skeleton Image | 0 | - | 4.80 | 46,012 |
| Animals by Close-up Image | 0 | - | 4.42 | 216,932 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,268 |
| Extinct Animals by Picture | 0 | - | 4.49 | 34,938 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,147 |
| Animals that Start with N | 0 | - | 3.73 | 31,425 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,339 |
| Geologic Time Scale | 0 | - | 4.46 | 9,926 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,255 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,695 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,175 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,775 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,742 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,947 |
| What Color is It - Multiple Choice | 0 | - | 4.47 | 43,775 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,108 |
| Multiple Choice Numbers #1 | 0 | - | 4.49 | 46,820 |
| England or Wales? | 0 | - | 4.94 | 45,349 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,513 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,675 |
| Biggest Animals by Category | 0 | - | 4.18 | 72,953 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 137,647 |
| Animal Sounds | 0 | - | 4.26 | 191,186 |
| Animals of Australia | 0 | - | 4.52 | 42,164 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,259 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,217 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 48,908 |
| Animal Emojis | 0 | - | 4.69 | 83,352 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,112 |
| Animals A-Z by Picture | 0 | - | 4.08 | 65,938 |
| Mammals by Picture #3 | 0 | - | 4.39 | 61,788 |
| Mammals by Picture #4 | 0 | - | 4.03 | 33,914 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,145 |
| Mammals by Picture #2 | 0 | - | 4.28 | 57,891 |
| Birds in the Answer | 0 | - | 4.56 | 52,703 |
| North American Bird-Named Teams | 0 | - | 4.43 | 67,638 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,737 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,161 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,152 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,463 |
| Biggest Lakes in the World | 0 | - | 4.62 | 89,015 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,127 |
| Famous Rivers | 0 | - | 4.74 | 104,548 |
| City to River #1 | 0 | - | 4.59 | 35,748 |
| Most Populous River Basins | 0 | - | 4.61 | 39,553 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,127 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 95,943 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,228 |
| Flowers by Picture | 0 | - | 4.46 | 105,022 |
| NBA Basketball Multiple Choice | 0 | - | 4.04 | 34,891 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,582 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,202 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,081 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 48,923 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,540 |
| 1, 2, 3, or 4? | 0 | - | 4.28 | 69,749 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,469 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 42,911 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,475 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,326 |
| Animal Group Names | 0 | - | 4.06 | 23,105 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,695 |
| Birds by Picture #2 | 0 | - | 4.33 | 35,972 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,600 |
| Birds by Picture #3 | 0 | - | 4.24 | 32,870 |
| Dog Knowledge | 0 | - | 4.46 | 34,183 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,980 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 30,013 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,916 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,326 |
| Biggest City by River | 0 | - | 4.41 | 52,702 |
| Rivers by City | 0 | - | 4.38 | 31,639 |
| City to River #2 - Difficult | 0 | - | 4.64 | 25,793 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,925 |
| Draw the Coast of the Mediterranean on the Map | 0 | - | 4.64 | 37,823 |
| Plants by Picture | 0 | - | 4.24 | 14,337 |
| Trees in the Answer | 0 | - | 4.25 | 45,746 |
