Willard J Jacobson
Books by Willard J Jacobson
![Science: Comparing ideas [level 2] 0278434711 Book Cover](https://m.media-amazon.com/images/I/41BYG9hyxCL._SL200_.jpg)
Science: Comparing ideas [level 2]
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Searching in Science
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The new elementary school science
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Broadening worlds of science (ABC science series)
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Inquiring into science (Thinking ahead in science, Teacher's Annotated Edition)
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Insects and senses
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![Science: Building ideas [level 1] (Investigating in science) B00071VCAO Book Cover](https://image-plz.thriftbooks.com/s/4F3A9098C13B49A88A7AF55DF9C1518E.png)
Science: Building ideas [level 1] (Investigating in science)
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Probing into science (Thinking ahead in science)
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Milky way and the universe, (Thinking ahead in science; Inquiring into science)
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Exploring the solar system, (Thinking ahead in science; Probing into science)
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Exploring space,
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Electricity,
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Inquiry into earth and space science
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Living things in their environment, (Thinking ahead in science; Inquiring into science)
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