دانلود کتاب Wool

Modern, bright photography and age-appropriate text engage young learners in an exploration of everyday materials in this new series. Using simple, colorful, familiar objects to demonstrate the characteristics of such textiles as silk, cotton, wool, and nylon, each installment encourages readers to ask and answer questions and to plan and conduct simple investigations. Based on National Science Education Standards, this series is an ideal supplement for preschool and kindergarten teachers and offers parents a unique opportunity to prepare youngsters for formal education. Including photographic examples, interesting facts, and important words related to wool, this interactive exploration uses a question-and-answer approach that allows youngsters to make discoveries about this rough fabric and its similarities and differences with other materials.