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Sending Messages with Light and Sound

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About this listen

Young listeners will learn how we send and receive messages using light and sound in this accessible book. Simple text explains different methods of sending messages and shows how light and sound make sending these messages possible.

Please note: The original source audio for this production includes noise/volume issues. This is the best available audio from the publisher.

©2014 Jennifer Boothroyd (P)2020 Lerner Digital™
Chapter Books & Readers Literature & Fiction Physics Science & Technology
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