Pre-Kindergarten-K | 1st-3rd Grade | 4th-6th Grade | 7th-8th Grade | High School/College | Mathias Ham House | Old Jail Museum | Turtle Tales What animal comes in all shades of green, has scales and a shell? If you guessed a turtle you’re right! Many different types of turtles call the Mississippi River home. Explore the turtle world with the help of the Franklin book series and some live turtles that live right here at the aquarium. Mississippi River Night Life After you go to bed at night, the river comes alive with animals that are just waking up. These animals are called nocturnal because they sleep during the day and are active at night. Come prepared to use your “night vision” to learn about these fascinating animals. All Hands On Deck! Exploring the William M. Black (Seasonal) What makes this boat so different than other boats on the Mississippi River? Climb aboard this historic steam powered dredge boat and see what life was like for the crew on the William M. Black.