Houghton Mifflin Harcourt Science & Engineering Leveled Readers provide solutions for entire classrooms and individual learners. These Leveled Readers deliver multiple reading levels—On-Level, Extra Support, and Enrichment—to help students build and strengthen science literacy.
Available format(s):
Classic Audio
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What's an Audio Format Audio format refers to the way an audiobook is recorded. Not all audiobooks have the same formats. Classic Audio: A human reading an audiobook without the text displayed. VOICEtext (H): Human narrator with text that you can follow along with as it reads. VOICEtext (S): Synthetic voice with text you can follow along with as it reads.
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