This RESOURCE BUNDLE is for Middle School science teachers who are teaching MS-PS1-5 Conservation of Mass according to the NGSS. Save 63% by purchasing the resources in this bundle.

✅ Covers the NGSS MS-PS1-5 Standard: Develop and use a model to describe how the total number of atoms does not change in a chemical reaction and thus mass is conserved.

✅ Multiple Resources: Includes a lesson, readings, activities, and more.

✅ Resources are Organized: Each included resource is described inside the description file

✅ No Prep & Editable: Ready-to-use PDFs, Word docs, and digital versions for seamless classroom integration.

It includes the following resources

• Law of Conservation of Mass Lesson
• The Law of Conservation of Mass Worksheet
• Crash Course Chemistry The History of Atomic Chemistry
• Matter - Exploring the World Around You Reading
• Properties of Matter Reading

Included in the lesson package is:

• 1 Complete Lesson with a Teacher and Student Version
• 4 Activities

I also have a range of assignments and lessons/units from other grade levels at my store. Please CLICK HERE to have a look around and don’t forget to follow if you like what you see.