Mister C and the Science Crew use the engineering design process to build a balloon that flies using only the power of the sun. This simple DIY activity will have your science knowledge soaring to new heights!
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.