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.
Lesson 208
Science
3rd Grade, 4th Grade, 5th Grade, 6th Grade, 7th Grade, 8th Grade
Learn about the layers that make up the earth and how they interact to affect the landscape. STEM Challenge: making [...]
Lesson 209
When objects are in physical contact with one another and rub together there is a molecular force that acts on [...]
Lesson 210
Mechanical energy is the combined potential and kinetic energy in an object that enables work to occur through the movement [...]