Sloping slinky and wiggly water! The Curious Crew gets an “earful” from Dr. Rob on the science behind sound waves! STEM Challenge: Design a Gumdrop Wave Machine. Curious About Careers: Ultrasound Engineer Lalita Udpa
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.