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The sounds that we hear travel as sound waves. This science reader introduces students to the concept of sound waves. With easy-to-read text and detailed, vivid

The sounds that we hear travel as sound waves. This science reader introduces students to the concept of sound waves. With easy-to-read text and detailed, vivid

Waves don’t just happen in the ocean. Billions of sound waves move through the air every second. My Physical Science Library: Sound Moves teaches young reader

Sounds are all around us. Learn how the sounds we hear travel in waves in this exciting science reader! Learn about sound wave vibrations and the science behind

Do-It-Yourself Experiments introduces readers to the scientific process. Clear, step-by-step instructions let readers explore the world of science through well-