Don't Be So Dense

An engating lesson relates mass and volume to better understand density. Young scientists explore and experiment with floating and sinking as well as density cubes. Then, they solve how to make a sinking item float.

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CCSS: Adaptable
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Instructional Ideas
  • Extend the lesson by challenging students to explain how a cargo ship stays afloat
  • Other fun materials to test for sinking or floating include cranberries, apples, a ball of foil, lemons, and limes
Classroom Considerations
  • Requires multiple sets of density cubes that are not homemade
  • Easily adjusts to use with lower level students
  • Includes multiple teaching methods to help all learners
  • None