About Habitats-Wetlands About... Ser. by Cathryn P. Sill; John Sill (Illustrator) Copyright Year: 2008 ISBN-13: 9781561454327 Available format(s): Classic Audio Log in to read 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.
About Insects About...Series by Cathryn Sill; John Sill (Illustrator) Copyright Year: 2003 ISBN-13: 9781561452323 Available format(s): VOICEText (H) Log in to read 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.
About Amphibians by John Sill (Illustrator); Cathryn Sill Copyright Year: 2004 ISBN-13: 9781561453122 Available format(s): Classic Audio Log in to read 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.