Barbara Lehn

Simple text and full-color photographs depict children engaged in various activities that make up the scientific process: asking questions, noticing details, drawing what they see, taking notes, measu

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• Series: What Is…?
• Author: Lehn, Barbara
• Binding: Paperback
• Page Count: 32
• Publish Date: August 01 1998
• ISBN10: 0761312986
• Language: English