As the Indiana Dunes area transitions from National Lakeshore to National Park, more visitors are enjoying its beaches and trails. Environmental threats may be increasing too.
A slow-poke magnet, chaotic pendulum and opposing grapes? Explore magnetic fields and the characteristics that make ferromagnetic and diamagnetic materials, [...]
Color-changing breath, chemical goo and elephant toothpaste? Explore chemical reactions and discover how hydrogen molecules break and fuse to create [...]