Grade

2

Module

2

DQ

4

How can the properties of materials change?

I can...

    • Explore the phenomena of melting and freezing
    • Give examples of reversible and irreversible changes
    • Use the terms solid, liquid, melting, and freezing to explain how crayons can be made
    • Solve a problem involving reversible and irreversible changes.

2-PS1-4

Reversible and Irreversible Change

Lesson

1

It's Melting!

Lesson

2

Solid Again

Lesson

3

Making Crayons

Lesson

4

Changing Properties

Lesson

5

Video Evidence

Lesson

6

Melting and Freezing Report

Lesson

7