Do you need a science curriculum that is aligned to the NGSS?This 2nd-grade physical science unit fits the bill!. We have researched each standard, so nothing goes untaught.It comes with:- 10 detailed lessons, so you can reclaim your nights and weekends.Lesson 1 - What is Matter?Lesson 2 - The Three States of Matter and Introduction to Properties of MatterLesson 3 - More Properties of Matter: Liquids and GasesLesson 4 - Solids, Liquids, and Gases ReviewLesson 5 - Examining Different MaterialsLe