Lesson Plan
American Chemical Society

Middle School Chemistry: Density: Sink and Float for Liquids

For Teachers 9th - 10th
Students determine whether a liquid will sink or float in water by comparing its density to the density of water.
Lesson Plan
PBS

Pbs Learning Media: Sesame Street: Sink or Float Educator Guide

For Teachers Pre-K - 1st
This is an educator's guide for a unit on things that sink or float. It includes lesson plans, experiments, and activities. Pupils apply the scientific method as they investigate whether objects sink or float.
Activity
Museum of Science

Museum of Science and Industry: Online Science: Design a Submarine

For Students 3rd - 9th
Become an engineer, and design a submarine that moves in the water like a real submarine. Try making it sink, float, and hover in the water.
Activity
Center of Science and Industry

Cosi Columbus: Buoyant Bubble [Pdf]

For Students 3rd - 8th
Learn about density in this hands-on science experiment. Includes full list of materials, procedures, and scientific explanation of what makes an object float or sink. [PDF]

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