| Horse Knowledge | 0 | - | 4.46 | 24,051 |
| Animal Varieties #1 | 0 | - | 4.48 | 92,904 |
| A Whale of a Quiz | 0 | - | 4.41 | 36,087 |
| Animal Varieties #3 | 0 | - | 4.54 | 55,401 |
| Animal Stereotypes | 0 | - | 4.48 | 37,245 |
| Head to Head - Animals | 0 | - | 4.88 | 69,510 |
| Australia True or False | 0 | - | 4.87 | 56,854 |
| Types of Bears | 0 | - | 4.51 | 143,747 |
| Bear Knowledge | 0 | - | 4.54 | 35,083 |
| Multiple Choice Animal Quiz #1 | 0 | - | 4.50 | 56,185 |
| Animals in World History | 0 | - | 4.74 | 44,497 |
| Pick a Picture - Animal Relations | 0 | - | 4.94 | 55,412 |
| Fish... or Not a Fish? | 0 | - | 4.39 | 43,495 |
| Animal Varieties #2 | 0 | - | 4.40 | 66,679 |
| Deadly Animals | 0 | - | 4.03 | 110,595 |
| Famous Animals #1 | 0 | - | 4.03 | 239,669 |
| Famous Animals #2 | 0 | - | 4.02 | 57,507 |
| Famous Animals Quiz #3 | 0 | - | 4.24 | 43,317 |
| Animal Facts | 0 | - | 4.15 | 42,981 |
| Cat Knowledge | 0 | - | 4.48 | 25,802 |
| Cow Knowledge | 0 | - | 4.46 | 24,259 |
| Elephant Knowledge | 0 | - | 4.41 | 23,959 |
| Human Taxonomy | 0 | - | 4.68 | 18,914 |
| Iceland True or False? | 0 | - | 4.93 | 37,187 |
| French Animal Words | 0 | - | 4.44 | 134,444 |
| Spanish Animal Words | 0 | - | 4.53 | 95,728 |
| North American Cat-Named Sports Teams | 0 | - | 4.43 | 33,689 |
| Animals: No Vowels #1 | 0 | - | 4.56 | 64,089 |
| Words Containing Animals #1 | 0 | - | 4.21 | 43,520 |
| Words Containing Animals #2 | 0 | - | 4.07 | 34,446 |
| Name that Bug | 0 | - | 4.12 | 45,561 |
| Animals - Taxonomy to Common Name | 0 | - | 4.80 | 28,285 |
| Bird in the Answers | 0 | - | 4.11 | 33,685 |
| Bird Knowledge #2 | 0 | - | 4.42 | 14,185 |
| Snake Knowledge | 0 | - | 4.49 | 18,812 |
| Animals A-Z #1 | 0 | - | 4.41 | 93,616 |
| Pack Animals | 0 | - | 4.18 | 10,382 |
| Lion Trivia | 0 | - | 4.19 | 16,409 |
| Mammal Knowledge #1 | 0 | - | 4.20 | 19,663 |
| Mammal Knowledge #2 | 0 | - | 4.13 | 18,506 |
| Insect Knowledge #1 | 0 | - | 4.38 | 12,383 |
| Insect Knowledge #2 | 0 | - | 4.22 | 8,967 |
| Animals that Start with L | 0 | - | 4.47 | 101,906 |
| Animals that Start with P | 0 | - | 4.45 | 86,132 |
| Animals that Start with S | 0 | - | 4.49 | 87,349 |
| Words that are Animals | 0 | - | 3.88 | 41,464 |
| Extinct Animals | 0 | - | 4.16 | 27,507 |
| Primate Knowledge | 0 | - | 4.17 | 15,309 |
| Reptile Picture Quiz | 0 | - | 4.32 | 14,299 |
| Earliest Domestication of Animals | 0 | - | 4.34 | 28,259 |
| Animals in the News | 0 | - | 4.37 | 26,793 |
| Multiple Choice Animal Quiz #2 | 0 | - | 4.21 | 15,463 |
| Animals: No Vowels #2 | 0 | - | 4.49 | 22,235 |
| Largest Types of Birds | 0 | - | 4.19 | 26,971 |
| Bird Knowledge #1 | 0 | - | 4.33 | 15,737 |
| Fish Knowledge | 0 | - | 4.38 | 25,647 |
| Megadiverse Countries | 0 | - | 4.96 | 134,871 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 81,458 |
| Japan True or False? | 0 | - | 4.78 | 57,145 |
| Germany True or False? | 0 | - | 4.61 | 48,800 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,626 |
| Italy True or False? | 0 | - | 4.42 | 47,426 |
| Fictional Animals #1 | 0 | - | 4.06 | 46,418 |
| Animals A-Z #2 | 0 | - | 4.12 | 66,374 |
| Animals that Start with A | 0 | - | 4.26 | 112,091 |
| Animals that Start with B | 0 | - | 4.31 | 113,780 |
| Animals that Start with C | 0 | - | 4.21 | 93,227 |
| Animals that Start with D | 0 | - | 4.25 | 86,965 |
| Animals that Start with E | 0 | - | 4.28 | 73,919 |
| Animals that Start with F | 0 | - | 4.28 | 107,117 |
| Animals that Start with G | 0 | - | 4.25 | 80,136 |
| Animals that Start with K | 0 | - | 4.07 | 66,552 |
| Animals that Start with M | 0 | - | 4.23 | 84,011 |
| Animals that Start with R | 0 | - | 4.27 | 87,392 |
| Animals that Start with T | 0 | - | 4.32 | 91,467 |
| Animals that Start with H | 0 | - | 4.31 | 86,331 |
| Animals that Start with O | 0 | - | 4.27 | 88,585 |
| Animals that Start with W | 0 | - | 4.36 | 47,162 |
| Sweden True or False? | 0 | - | 4.53 | 40,315 |
| Has Anyone Ever Done It - U.S. Sports | 0 | - | 4.43 | 16,379 |
| Mammals in the Answer | 0 | - | 4.35 | 29,959 |
| Three Letter Animals Quiz | 0 | - | 3.97 | 300,949 |
| Word Puzzles - Animals #1 | 0 | - | 4.37 | 28,648 |
| Word Puzzles - Animals #2 | 0 | - | 4.20 | 24,863 |
| Animal Decoder | 0 | - | 4.06 | 15,531 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,269 |
| Animals by Skeleton Image | 0 | - | 4.81 | 46,490 |
| Animals by Alternate Etymology | 0 | - | 3.49 | 9,613 |
| The Shark Quiz!! | 0 | - | 4.25 | 24,728 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,822 |
| Countries with Fjords | 0 | - | 4.94 | 100,897 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,678 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,491 |
| Astronomy True or False | 0 | - | 4.39 | 36,472 |
| Afghanistan True or False? | 0 | - | 4.54 | 25,402 |
| Greece True or False? | 0 | - | 4.44 | 29,173 |
| Spain True or False? | 0 | - | 4.58 | 30,638 |
| Fictional Animals #2 | 0 | - | 3.97 | 36,343 |
| Animals that Start with N | 0 | - | 3.73 | 31,673 |
| World's Longest Rivers | 0 | - | 4.90 | 136,689 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 163,812 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,351 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,533 |
| Three Letter Mammals Quiz | 0 | - | 3.69 | 11,886 |
| Four Letter Mammals Quiz | 0 | - | 3.83 | 12,560 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,724 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 87,782 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,431 |
| Countries With No Rivers | 0 | - | 4.96 | 76,806 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,107 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,013 |
| North Sea Countries | 0 | - | 4.92 | 87,383 |
| Black Sea Countries | 0 | - | 4.87 | 60,598 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,374 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,473 |
| Seas on the World Map | 0 | - | 4.96 | 135,337 |
| Seas of the World | 0 | - | 5.00 | 156,871 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,226 |
| Trace the Coast of Europe with a Map | 0 | - | 4.93 | 78,783 |
| Trace the Coast of Afro-Eurasia with a Map | 0 | - | 5.00 | 59,378 |
| China True or False? | 0 | - | 4.34 | 29,359 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,567 |
| Baby, Male and Female Animals | 0 | - | 4.43 | 150,457 |
| Animal Adjectives | 0 | - | 4.77 | 60,013 |
| Animals by Close-up Image | 0 | - | 4.42 | 217,866 |
| Aquatic Mammals by Picture | 0 | - | 4.41 | 45,646 |
| Extinct Animals by Picture | 0 | - | 4.49 | 35,229 |
| Mammals by Picture #1 | 0 | - | 4.70 | 91,826 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,513 |
| Geologic Time Scale | 0 | - | 4.41 | 10,011 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,702 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,960 |
| Rivers and Lakes whose Names are Countries | 0 | - | 4.95 | 45,502 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,078 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,505 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,456 |
| What Color is It - Multiple Choice | 0 | - | 4.47 | 44,099 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,473 |
| Multiple Choice Numbers #1 | 0 | - | 4.49 | 47,237 |
| England or Wales? | 0 | - | 4.94 | 45,686 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,557 |
| Animal Anatomy Quiz | 0 | - | 4.39 | 59,820 |
| Biggest Animals by Category | 0 | - | 4.18 | 73,139 |
| Word Scramble - Animals #1 | 0 | - | 4.36 | 138,053 |
| Animal Sounds | 0 | - | 4.26 | 191,692 |
| Animals of Australia | 0 | - | 4.52 | 42,319 |
| Word Scramble - Animals #2 | 0 | - | 4.39 | 52,440 |
| "Big Five" African Game Animals | 0 | - | 4.22 | 47,379 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 49,180 |
| Animal Emojis | 0 | - | 4.74 | 84,568 |
| Fish by Picture #1 | 0 | - | 4.41 | 108,547 |
| Animals A-Z by Picture | 0 | - | 4.08 | 66,461 |
| Mammals by Picture #3 | 0 | - | 4.39 | 62,128 |
| Mammals by Picture #4 | 0 | - | 4.03 | 34,132 |
| Birds by Picture #1 | 0 | - | 4.47 | 41,644 |
| Mammals by Picture #2 | 0 | - | 4.28 | 58,246 |
| Birds in the Answer | 0 | - | 4.56 | 52,841 |
| North American Bird-Named Teams | 0 | - | 4.44 | 67,875 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,799 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,238 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,235 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,626 |
| Biggest Lakes in the World | 0 | - | 4.63 | 89,420 |
| Great Lakes Quiz | 0 | - | 4.80 | 50,399 |
| Famous Rivers | 0 | - | 4.75 | 104,960 |
| City to River #1 | 0 | - | 4.59 | 35,848 |
| Most Populous River Basins | 0 | - | 4.55 | 39,713 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,349 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 96,800 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 413,057 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,870 |
| Flowers by Picture | 0 | - | 4.46 | 105,651 |
| NBA Basketball Multiple Choice | 0 | - | 4.04 | 35,327 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,727 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,779 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,564 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,320 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,688 |
| 1, 2, 3, or 4? | 0 | - | 4.26 | 70,095 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,547 |
| Animal Idioms Quiz #1 | 0 | - | 4.32 | 43,060 |
| Animal Idioms Quiz #2 | 0 | - | 4.33 | 43,610 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,582 |
| Animal Group Names | 0 | - | 4.06 | 23,192 |
| Largest Land Animals of Africa | 0 | - | 4.36 | 12,754 |
| Birds by Picture #2 | 0 | - | 4.33 | 36,386 |
| Sea Creatures by Picture | 0 | - | 4.27 | 17,711 |
| Birds by Picture #3 | 0 | - | 4.24 | 33,203 |
| Dog Knowledge | 0 | - | 4.46 | 34,375 |
| Landforms by Description Quiz | 0 | - | 4.33 | 26,018 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 30,252 |
| Famous Lakes Quiz | 0 | - | 4.52 | 24,003 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,547 |
| Biggest City by River | 0 | - | 4.38 | 52,857 |
| Rivers by City | 0 | - | 4.38 | 31,715 |
| City to River #2 - Difficult | 0 | - | 4.64 | 26,045 |
| Largest Rivers by Discharge | 0 | - | 4.54 | 16,020 |
| Draw the Coast of the Mediterranean on the Map | 0 | - | 4.67 | 38,182 |
| Plants by Picture | 0 | - | 4.24 | 14,446 |
| Trees in the Answer | 0 | - | 4.25 | 45,850 |
