Make It Float

In this activity, students explore buoyancy and density by making an object that normally sinks in freshwater float in saltwater.


Idea Sheets are cross-referenced to subjects listed in the Common Core, Next Generation Science Standards, and California Content Standards.

Categories include:
  • Physical Science
  • Grades 3-5
  • Science
Tags: Matter, Forces & Motion, Measurement & Data
Grades covered: Grades 3–5
Topics: Buoyancy, Density, Scientific Process

Video Demo

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