2-PS1-3. Make observations to construct an evidence-based account of how an object made of a small set of pieces can be disassembled and made into a new object. [Clarification Statement: Examples of pieces could include blocks, building bricks, or other assorted small objects.]
A great variety of objects can be built up from a small set of pieces. (2-PS1-3)
Objects may break into smaller pieces and be put together into larger pieces, or change shapes. (2-PS1-3)