![Discover science](https://nationalbookswap.com/pbs/m/61/3061/9780673423061.jpg)
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I'm guessing science textbook for 5th or 6th grade. Four units cover Life Science, Physical Science, Earth Science, and the Human Body. By using a scientific method, students will be able to find answers to questions. Goals, reviews, challenges, vocabulary, and problem solving skills are used and explored.