How Do Dolphins Sleep Without Drowning?

How Do Dolphins Sleep Without Drowning?
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Grade Levels
3rd
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0.59 MB   |   8 pages

PRODUCT DESCRIPTION

This daily science unit for grade 3 presents directions and five activities in which students learn that dolphins have an adaptation that lets half their brain sleep while the other half stays awake to control breathing in the water. Week 2 of 5 on 'Big Idea 1: Living things have adaptations that help them survive in their environment.' Includes answer key.
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8
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How Do Dolphins Sleep Without Drowning?
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