Intended to align with Grade 8 Science curriculum in Nova Scotia (but can be used for any lesson about environmental science, climate change, or , this lesson and lab shows how tree rings contain a historical record of climate change, created by growth patterns. This is a great lesson to answer the question "Well how did we know the weather so long ago?".

What's included?

1. PowerPoint presentation on Tree Rings

2. Activity for students to complete (with questions)

3. Exit ticket prompt

4. Student lab handout

5. Teacher lab handout

The only (additional) materials required are:

1. Cross section cut of a tree

2. Magnifying glasses

3. Rulers

This material is meant to be structed in a way that you teach, students practice on a worksheet, then complete an exit ticket. The lab is meant to be the following class, so they make hands-on connection.