TY - BOOK AU - Navarra,John Gabriel AU - Zafforoni,Joseph TI - Today's basic science U1 - 372.35/ 21 ED. PY - 1971/// CY - New York, PB - Harper & Row ، KW - Readers KW - Science N1 - "An interdisciplinary science program ... kindergarten through grade 8."; book 1. The scientist observes.--book 2. The scientist finds out.--book 3. The scientist experiments.--book 4. The scientist and his method.--book 5. The scientist and his hypotheses.--book 6. The scientist and tomorrow ER -