Just what you need to get started flipping your classroom—a collection of lesson plans, apps, videos, and activities, curated by a team of teachers and organized by grade level.

Whether you're giving a broad introduction to the periodic table or honing in on particular element groups, this collection will have what you need. I've put the general resources at the front, and resources that focus on particular element groups at the end.

The ankle bone's connected to the leg bone. The leg bone's connected to the knee bone. The knee bone's connected to the...  Bones play a very important role in the function of our bodies. They protect our organs and provide support for our bodies. Use this collection of lessons, videos, and worksheets to deliver instruction and practice to upper elementary and middle school students.