| Old World... or New World? | 21,404 | 0 | - |
| Animals: Largest Predators in Each U.S. State | 26,497 | 0 | - |
| Animals With the Most Rabies Cases in the US | 895 | - | - |
| Click on the Fish (Sudden Death) | 4,587 | - | - |
| Bird... or Fish? | 1,619 | - | - |
| Fish... or Not a Fish? | 43,650 | 0 | - |
| Reptile... or Amphibian? | 1,395 | - | - |
| Insect... or Not an Insect? | 1,474 | - | - |
| Insect Groups/Orders 🪲 (Click Quiz) | 1,475 | - | - |
| Name the Insect (by Order) | 170 | - | - |
| Insects that are "Flies" by Picture | 234 | - | - |
| Identify the Snakes by Picture 🐍 | 3,922 | - | - |
| Marsupials and Monotremes by Picture | 599 | - | - |
| Types of Jellyfish by Picture | 243 | - | - |
| Worms by Picture 🪱 | 73 | - | - |
| Countries Outside Africa with Honey Badgers | 112 | - | - |
| Countries Where Dholes Live | 136 | - | - |
| Countries Where Marsupials Live | 190 | - | - |
| Countries With King Cobras 🐍 | 402 | - | - |
| Countries with Wild Giraffes | 1,007 | - | - |
| US States With Armadillos | 461 | - | - |
| US States With Grizzly Bears 🐻 | 651 | - | - |
| US States Where the Cardinal is State Bird | 74 | - | - |
| Venomous Snakes of the USA 🐍 | 587 | - | - |
| The 7 Groups of Dogs | 395 | - | - |
| Heaviest Whales 🐋 | 361 | - | - |
| The “New Big Five” Animals | 157 | - | - |
| The Pets of U.S. Presidents | 198 | - | - |
| Animal Symbols of Greek Gods and Goddesses | 1,241 | - | - |
| Food Each Animal Eats | 983 | - | - |
| Trees by Picture of Leaf | 231 | - | - |
| Citrus Fruits by Picture | 573 | - | - |
| Berries by Picture 🍓 | 2,039 | - | - |
| States with Venus Flytraps | 81 | - | - |
| Famous Cannabis Strains | 420 | - | - |
| Cannabis Strains: Sativa... or Indica? | 175 | - | - |
| Elements Plants Need to Grow (Minerals/Nutrients) | 227 | - | - |
| Fungus and Fungi Fun Quiz 🍄 | 261 | - | - |
| Types of Fungus and Fungi by Picture | 194 | - | - |
| Which Animal Laid the Egg? 🥚 | 129 | - | - |
