Anti-gravity balls and poised pennies! Join the Crew and Dr. Rob as they take a spin investigating science of Centripetal Force! STEM Challenge: Centripetal Spinner Curious About Careers: Ceramics Artist, Jae Won Lee
The Great Lakes only national marine sanctuary brings underwater history up close. Whether you’re in a glass-bottomed boat, looking down from a kayak, or diving underwater, the shipwrecks at the Thunder Bay National Marine Sanctuary give you a haunting look at the past.