  1997 - Helping Children Explore Science a Sourcebook for Teachers of Young Children (Paperback) ISBN-13: 9780675213257 ISBN-10: 0675213258 Genre: Nonfiction ?  Junk Treasures a Sourcebook for Using Recycled Materials with Children (Paperback) ISBN-13: 9780135126080 ISBN-10: 0135126088 Genre: Arts & Photography ? |
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