GRADE 2 SCIENCE · CHAPTER 4
Earth, weather & space
Study each lesson in order, or choose the idea you need today.
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Earth systems
Distinguish breaking, moving and settling earth materials
Distinguish weathering, erosion and deposition using simple observed changes.
AN EXAMPLE FROM THIS CHAPTER
Water freezes in a rock crack and helps split a piece off. Which process breaks the rock?
Show answer & explanation
weathering
The rock is broken into smaller pieces in place.
Curriculum & source notes
These are original Little Play study books organized around U.S. school topics. The official curriculum references below guide topic scope and progression. Coverage is selected, not a complete curriculum or a verified match to every state standard. They are not copies of a publisher’s textbook. Check your school’s syllabus and book edition.
High-school courses can be taken in different years. Choose the topic that matches the student’s current course.
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